Home / 9,839.19-14,753.32-3,988.97

Finding the Fourth Proportional to 9,839.19, 14,753.32 and 3,988.97

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Solution

The fourth proportional to 9,839.19, 14,753.32 and 3,988.97 is: 5,981.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839.19 : 14,753.32 = 3,988.97 : x
  2. Step 2: Convert to fraction form
    9,839.19/14,753.32 = 3,988.97/x
  3. Step 3: Cross multiply
    9,839.19x = 14,753.32 × 3,988.97
  4. Step 4: Simplify right side
    9,839.19x = 58,850,550.88
  5. Step 5: Solve for x
    x = 58,850,550.88/9,839.19
  6. Step 6: Final answer
    x = 5,981.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.