Home / 5,013.92-7,517.61-2,545.31

Finding the Fourth Proportional to 5,013.92, 7,517.61 and 2,545.31

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Solution

The fourth proportional to 5,013.92, 7,517.61 and 2,545.31 is: 3,816.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.92 : 7,517.61 = 2,545.31 : x
  2. Step 2: Convert to fraction form
    5,013.92/7,517.61 = 2,545.31/x
  3. Step 3: Cross multiply
    5,013.92x = 7,517.61 × 2,545.31
  4. Step 4: Simplify right side
    5,013.92x = 19,134,666.70
  5. Step 5: Solve for x
    x = 19,134,666.70/5,013.92
  6. Step 6: Final answer
    x = 3,816.31

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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.