Home / 10,373.52-15,552.96-5,175.72

Finding the Fourth Proportional to 10,373.52, 15,552.96 and 5,175.72

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Solution

The fourth proportional to 10,373.52, 15,552.96 and 5,175.72 is: 7,759.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373.52 : 15,552.96 = 5,175.72 : x
  2. Step 2: Convert to fraction form
    10,373.52/15,552.96 = 5,175.72/x
  3. Step 3: Cross multiply
    10,373.52x = 15,552.96 × 5,175.72
  4. Step 4: Simplify right side
    10,373.52x = 80,497,766.13
  5. Step 5: Solve for x
    x = 80,497,766.13/10,373.52
  6. Step 6: Final answer
    x = 7,759.93

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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.