Home / 10,626.20-15,939.29-5,062.68

Finding the Fourth Proportional to 10,626.20, 15,939.29 and 5,062.68

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Solution

The fourth proportional to 10,626.20, 15,939.29 and 5,062.68 is: 7,594.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,626.20 : 15,939.29 = 5,062.68 : x
  2. Step 2: Convert to fraction form
    10,626.20/15,939.29 = 5,062.68/x
  3. Step 3: Cross multiply
    10,626.20x = 15,939.29 × 5,062.68
  4. Step 4: Simplify right side
    10,626.20x = 80,695,499.38
  5. Step 5: Solve for x
    x = 80,695,499.38/10,626.20
  6. Step 6: Final answer
    x = 7,594.02

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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.