Answer
$7232^\circ F$
Work Step by Step
The formula is:
$F=C\times\frac{9}{5}+32$ where F is the Fahrenheit and C is Celsius.
Here:
$F=4000\times\frac{9}{5}+32=\frac{36000}{5}+32=7200+32=7232^\circ F$
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