2.89 ft³ ≈ 18.0013 gal (Imperial; in US gallons: 2.89 ft³ = 21.6187 US gal). To convert cubic feet to gallons, multiply by 6.2288355: 2.89 × 6.2288355 = 18.0013.
How to convert cubic feet to gallons
gal = ft³ × 6.2288355
- 1 ft³ = 6.2288355 gal (and 1 gal = 0.16054365 ft³).
- Multiply the amount by the factor: 2.89 × 6.2288355 = 18.0013.
- Answer: 2.89 ft³ ≈ 18.0013 gal (rounded to 6 significant figures).
Cubic Feet to Gallons table
| Cubic Feet (ft³) | Gallons (gal) |
|---|---|
| 2.84 ft³ | 17.6899 gal |
| 2.85 ft³ | 17.7522 gal |
| 2.86 ft³ | 17.8145 gal |
| 2.87 ft³ | 17.8768 gal |
| 2.88 ft³ | 17.939 gal |
| 2.89 ft³ | 18.0013 gal |
| 2.9 ft³ | 18.0636 gal |
| 2.91 ft³ | 18.1259 gal |
| 2.92 ft³ | 18.1882 gal |
| 2.93 ft³ | 18.2505 gal |
| 2.94 ft³ | 18.3128 gal |
| ft³ | gal |
|---|---|
| 1 ft³ | 6.2288 gal |
| 5 ft³ | 31.1442 gal |
| 10 ft³ | 62.2884 gal |
| 50 ft³ | 311.442 gal |
| 100 ft³ | 622.884 gal |
| 1,000 ft³ | 6,228.84 gal |
Good to know
The gal here is the Imperial (UK) gallon: 1 gal = 4.54609 L. A US gallon is 3.78541 L.
In US gallons: 2.89 ft³ = 21.6187 US gal.