In a division with a remainder, it is known that the sum of the dividend, divisor, quotient and remainder is 391, the remainder is 4, and the quotient is 11. What is the dividend?
在一道有余数的除法中，已知被除数、除数、商与余数的和是391，余数是4，商是11，被除数是多少？
<gadget id="calculator">391 - 4 - 11 - 4</gadget>
<output>372</output>

<gadget id="calculator">11 + 1</gadget>
<output>12</output>

<gadget id="calculator">372 / 12</gadget>
<output>31</output>

<gadget id="calculator">11 * 31</gadget>
<output>341</output>

<gadget id="calculator">341 + 4</gadget>
<output>345</output>

<result>345</result>