Given that 2:3=(4-x):5, find the value of x.
已知2：3=(4-x)：5，求的x值．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(2/3) * 5</gadget>
<output>10/3 = around 3.333333</output>

<gadget id="calculator">4 - (10/3)</gadget>
<output>2/3 = around 0.666667</output>

<result>2/3 = around 0.666667</result>