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Perfect 4th
Perfect 4th: 5 semitones apart. Turned upside down it becomes a Perfect 5th.
▶ Chord
▶ Arpeggio
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Piano
Guitar
Bass
Contains & part of
18
Relatives
12
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Contains & part of
18
Scale types that contain it
14
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Blues
1–4, 4–b7
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Dorian
1–4, 2–5, 4–b7
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Major (Ionian)
1–4, 2–5, 3–6
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Major pentatonic
2–5, 3–6
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Minor pentatonic
1–4, 4–b7
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Mixolydian
1–4, 2–5, 3–6, 4–b7
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Natural minor (Aeolian)
1–4, 2–5, b3–b6, 4–b7
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Harmonic minor
1–4, 2–5, b3–b6
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Show all 14
Chord types that contain it
4
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Dominant 7th sus4
1–4, 4–b7
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Major 6th
3–6
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Suspended 2nd
2–5
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Suspended 4th
1–4
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Relatives
12
On each root
12
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C F
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C# F#
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D G
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D# G#
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E A
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F A#
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F# B
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C G
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Show all 12