Gallon to Liter Formula

The complete formula for converting gallons (gal) to liters (L). See the formula, how it works, and worked examples below.

gal × 3.785412 = L

How the Formula Works

To convert gallons to liters, multiply the value by 3.79. This works because 1 gallon equals 3.79 liters.

Worked Examples

1 gal to L

  1. Start with 1 gal
  2. Multiply by 3.785412: 1 × 3.785412 = 3.79
  3. Result: 1 gal = 3.79 L

5 gal to L

  1. Start with 5 gal
  2. Multiply by 3.785412: 5 × 3.785412 = 18.93
  3. Result: 5 gal = 18.93 L

10 gal to L

  1. Start with 10 gal
  2. Multiply by 3.785412: 10 × 3.785412 = 37.85
  3. Result: 10 gal = 37.85 L

50 gal to L

  1. Start with 50 gal
  2. Multiply by 3.785412: 50 × 3.785412 = 189.27
  3. Result: 50 gal = 189.27 L

100 gal to L

  1. Start with 100 gal
  2. Multiply by 3.785412: 100 × 3.785412 = 378.54
  3. Result: 100 gal = 378.54 L

Reverse Formula: Liter to Gallon

L × 0.264172 = gal

See the full Liter to Gallon formula for worked examples.

Related

Frequently Asked Questions

The formula is: gal × 3.785412 = L. See the worked examples above for step-by-step breakdowns, or use the Gallon to Liter converter for instant results.
10 gallons = 37.85 liters. Apply the formula: gal × 3.785412 = L.