Conversion formula

The conversion factor from cubic inches to gallons is 0.0043290043290138, which means that 1 cubic inch is equal to 0.0043290043290138 gallons:

1 in3 = 0.0043290043290138 gal

To convert 1555 cubic inches into gallons we have to multiply 1555 by the conversion factor in order to get the volume amount from cubic inches to gallons. We can also form a simple proportion to calculate the result:

1 in3 → 0.0043290043290138 gal

1555 in3 → V_(gal)

Solve the above proportion to obtain the volume V in gallons:

V_(gal) = 1555 in3 × 0.0043290043290138 gal

V_(gal) = 6.7316017316165 gal

The final result is:

1555 in3 → 6.7316017316165 gal

We conclude that 1555 cubic inches is equivalent to 6.7316017316165 gallons:

1555 cubic inches = 6.7316017316165 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.14855305466205 × 1555 cubic inches.

Another way is saying that 1555 cubic inches is equal to 1 ÷ 0.14855305466205 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand five hundred fifty-five cubic inches is approximately six point seven three two gallons:

1555 in3 ≅ 6.732 gal

An alternative is also that one gallon is approximately zero point one four nine times one thousand five hundred fifty-five cubic inches.

Conversion table

cubic inches to gallons chart

For quick reference purposes, below is the conversion table you can use to convert from cubic inches to gallons