Home / 7,890.17-11,835.77-2,624.97

Finding the Fourth Proportional to 7,890.17, 11,835.77 and 2,624.97

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Solution

The fourth proportional to 7,890.17, 11,835.77 and 2,624.97 is: 3,937.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,890.17 : 11,835.77 = 2,624.97 : x
  2. Step 2: Convert to fraction form
    7,890.17/11,835.77 = 2,624.97/x
  3. Step 3: Cross multiply
    7,890.17x = 11,835.77 × 2,624.97
  4. Step 4: Simplify right side
    7,890.17x = 31,068,537.27
  5. Step 5: Solve for x
    x = 31,068,537.27/7,890.17
  6. Step 6: Final answer
    x = 3,937.62

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