Answer
$\$4027.78$
Work Step by Step
The price of a zero-coupon bond can be calculated as:
$Price = \frac{M}{(1+r)^t}$
Here, the annual yield is, $r=6,25\%$
The maturity value is, $M=\$10,000$
The number of periods is, $t=15$
$Price = \frac{M}{(1+r)^t}=\frac{10,000}{1,0625^{15}}\approx \$4027.78$