Home / 10,748.70-16,125.09-3,728.43

Finding the Fourth Proportional to 10,748.70, 16,125.09 and 3,728.43

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Solution

The fourth proportional to 10,748.70, 16,125.09 and 3,728.43 is: 5,593.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,748.70 : 16,125.09 = 3,728.43 : x
  2. Step 2: Convert to fraction form
    10,748.70/16,125.09 = 3,728.43/x
  3. Step 3: Cross multiply
    10,748.70x = 16,125.09 × 3,728.43
  4. Step 4: Simplify right side
    10,748.70x = 60,121,269.31
  5. Step 5: Solve for x
    x = 60,121,269.31/10,748.70
  6. Step 6: Final answer
    x = 5,593.35

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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.