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Finding the Fourth Proportional to 10,163.88, 15,247.62 and 3,593.88

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Solution

The fourth proportional to 10,163.88, 15,247.62 and 3,593.88 is: 5,391.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,163.88 : 15,247.62 = 3,593.88 : x
  2. Step 2: Convert to fraction form
    10,163.88/15,247.62 = 3,593.88/x
  3. Step 3: Cross multiply
    10,163.88x = 15,247.62 × 3,593.88
  4. Step 4: Simplify right side
    10,163.88x = 54,798,116.57
  5. Step 5: Solve for x
    x = 54,798,116.57/10,163.88
  6. Step 6: Final answer
    x = 5,391.46

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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.