| SCALA GRECA O PITAGORICA | |||||
| Progressione 3/2 base DO | |||||
| Ciclo quinte | Rapporti | Rapporti nell'ambito dell'ottava | |||
| Note | Frazioni | Decimali | Frazioni | Decimali | Cents |
| FAb | 256/6561 | 0,039018 | 8192/6561 | 1,248590 | 384 |
| DOb | 128/2187 | 0,058528 | 4096/2187 | 1,872885 | 1086 |
| SOLb | 64/729 | 0,087791 | 1024/729 | 1,404664 | 588 |
| REb | 32/243 | 0,131687 | 256/243 | 1,053498 | 90 |
| LAb | 16/81 | 0,197531 | 128/81 | 1,580247 | 792 |
| MIb | 8/27 | 0,296296 | 32/27 | 1,185185 | 294 |
| SIb | 4/9 | 0,444444 | 16/9 | 1,777778 | 996 |
| FA | 2/3 | 0,666667 | 4/3 | 1,333333 | 498 |
| DO | 1 | 1,000000 | 1 | 1,000000 | 0 |
| SOL | 3/2 | 1,500000 | 3/2 | 1,500000 | 702 |
| RE | 9/4 | 2,250000 | 9/8 | 1,125000 | 204 |
| LA | 27/8 | 3,375000 | 27/16 | 1,687500 | 906 |
| MI | 81/16 | 5,062500 | 81/64 | 1,265625 | 408 |
| SI | 243/32 | 7,593750 | 243/128 | 1,898438 | 1110 |
| FA# | 729/64 | 11,390625 | 729/512 | 1,423828 | 612 |
| DO# | 2187/128 | 17,085938 | 2187/2048 | 1,067871 | 114 |
| SOL# | 6561/256 | 25,628906 | 6561/4096 | 1,601807 | 816 |
| RE# | 19683/512 | 38,443359 | 19683/16384 | 1,201355 | 318 |
| LA# | 59049/1024 | 57,665039 | 59049/32768 | 1,802032 | 1020 |
| MI# | 177147/2048 | 86,497559 | 177147/131072 | 1,351524 | 522 |
| SI# | 531441/4096 | 129,746338 | 531441/524288 | 1,013643 | 23 |