Conversion formula

The conversion factor from teaspoons to cubic inches is 0.30078124999914, which means that 1 teaspoon is equal to 0.30078124999914 cubic inches:

1 tsp = 0.30078124999914 in3

To convert 1338 teaspoons into cubic inches we have to multiply 1338 by the conversion factor in order to get the volume amount from teaspoons to cubic inches. We can also form a simple proportion to calculate the result:

1 tsp → 0.30078124999914 in3

1338 tsp → V_(in3)

Solve the above proportion to obtain the volume V in cubic inches:

V_(in3) = 1338 tsp × 0.30078124999914 in3

V_(in3) = 402.44531249885 in3

The final result is:

1338 tsp → 402.44531249885 in3

We conclude that 1338 teaspoons is equivalent to 402.44531249885 cubic inches:

1338 teaspoons = 402.44531249885 cubic inches

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 cubic inch is equal to 0.0024848096597047 × 1338 teaspoons.

Another way is saying that 1338 teaspoons is equal to 1 ÷ 0.0024848096597047 cubic inches.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that one thousand three hundred thirty-eight teaspoons is approximately four hundred two point four four five cubic inches:

1338 tsp ≅ 402.445 in3

An alternative is also that one cubic inch is approximately zero point zero zero two times one thousand three hundred thirty-eight teaspoons.

Conversion table

teaspoons to cubic inches chart

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