The product of four consecutive natural numbers is 3024, what is the average of these four natural numbers.
四个连续自然数的乘积是3024，这四个自然数的平均数是多少．
<gadget id="calculator">2 * 3</gadget>
<output>6</output>

<gadget id="calculator">2 * 2 * 2</gadget>
<output>8</output>

<gadget id="calculator">3 * 3</gadget>
<output>9</output>

<gadget id="calculator">6 + 7 + 8 + 9</gadget>
<output>30</output>

<gadget id="calculator">30 / 4</gadget>
<output>15/2 = around 7.5</output>

<result>15/2 = around 7.5</result>