Home / 10,092.38-15,137.61-3,165.66

Finding the Fourth Proportional to 10,092.38, 15,137.61 and 3,165.66

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Solution

The fourth proportional to 10,092.38, 15,137.61 and 3,165.66 is: 4,748.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,092.38 : 15,137.61 = 3,165.66 : x
  2. Step 2: Convert to fraction form
    10,092.38/15,137.61 = 3,165.66/x
  3. Step 3: Cross multiply
    10,092.38x = 15,137.61 × 3,165.66
  4. Step 4: Simplify right side
    10,092.38x = 47,920,526.47
  5. Step 5: Solve for x
    x = 47,920,526.47/10,092.38
  6. Step 6: Final answer
    x = 4,748.19

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1.5x scale

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.