Home / 10,540.13-14,545.37-6,349.19

Finding the Fourth Proportional to 10,540.13, 14,545.37 and 6,349.19

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Solution

The fourth proportional to 10,540.13, 14,545.37 and 6,349.19 is: 8,761.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,540.13 : 14,545.37 = 6,349.19 : x
  2. Step 2: Convert to fraction form
    10,540.13/14,545.37 = 6,349.19/x
  3. Step 3: Cross multiply
    10,540.13x = 14,545.37 × 6,349.19
  4. Step 4: Simplify right side
    10,540.13x = 92,351,260.90
  5. Step 5: Solve for x
    x = 92,351,260.90/10,540.13
  6. Step 6: Final answer
    x = 8,761.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.