Home / 9,837.97-14,761.30-5,156.86

Finding the Fourth Proportional to 9,837.97, 14,761.30 and 5,156.86

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Solution

The fourth proportional to 9,837.97, 14,761.30 and 5,156.86 is: 7,737.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,837.97 : 14,761.30 = 5,156.86 : x
  2. Step 2: Convert to fraction form
    9,837.97/14,761.30 = 5,156.86/x
  3. Step 3: Cross multiply
    9,837.97x = 14,761.30 × 5,156.86
  4. Step 4: Simplify right side
    9,837.97x = 76,121,957.52
  5. Step 5: Solve for x
    x = 76,121,957.52/9,837.97
  6. Step 6: Final answer
    x = 7,737.57

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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.