Home / 8,737.28-13,105.89-3,543.14

Finding the Fourth Proportional to 8,737.28, 13,105.89 and 3,543.14

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Solution

The fourth proportional to 8,737.28, 13,105.89 and 3,543.14 is: 5,314.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.28 : 13,105.89 = 3,543.14 : x
  2. Step 2: Convert to fraction form
    8,737.28/13,105.89 = 3,543.14/x
  3. Step 3: Cross multiply
    8,737.28x = 13,105.89 × 3,543.14
  4. Step 4: Simplify right side
    8,737.28x = 46,436,003.09
  5. Step 5: Solve for x
    x = 46,436,003.09/8,737.28
  6. Step 6: Final answer
    x = 5,314.70

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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.