421 US customary teaspoons in US quarts

Conversion formula
How to convert 421 US customary teaspoons to US quarts?

We know (by definition) that: $1\mathrm{usteaspoon}\approx 0.00520833333333333\mathrm{usquart}$

We can set up a proportion to solve for the number of US quarts.

Now, we cross multiply to solve for our unknown $x$:

Conclusion: 421 ⁢ usteaspoon ≈ 2.1927083333333317 ⁢ usquart

Conversion in the opposite direction

The inverse of the conversion factor is that 1 US quart is equal to 0.456057007125891 times 421 US customary teaspoons.

It can also be expressed as: 421 US customary teaspoons is equal to $\frac{1}{\mathrm{0.456057007125891}}$ US quarts.

Approximation

An approximate numerical result would be: four hundred and twenty-one US customary teaspoons is about two point one eight US quarts, or alternatively, a US quart is about zero point four six times four hundred and twenty-one US customary teaspoons.