25/18

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Interval information
Ratio 25/18
Monzo |-1 -2 2>
Size in cents 568.71743
Name(s) classic augmented fourth,
pental augmented fourth
Color name yy4, yoyo 4th

[sound info]

25/18, the classic (5-limit) augmented fourth, is 325/324 (5.3 cents) flat of 13/9, and is the interval between 6/5 and 5/3 or 9/5 and 5/2 respectively.

See also