Knead a cube plasticine with a side length of 3 cm into a cuboid with a cross-sectional area of 4 cm2. What is the length of the cuboid in cm?
把一个棱长是3厘米的正方体橡皮泥捏成一个横截面面积是4平方厘米的长方体，这个长方体的长是多少厘米？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">3 * 3 * (3/4)</gadget>
<output>27/4 = around 6.75</output>

<result>27/4 = around 6.75</result>