Home / 10,545.48-15,818.24-3,149.96

Finding the Fourth Proportional to 10,545.48, 15,818.24 and 3,149.96

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Solution

The fourth proportional to 10,545.48, 15,818.24 and 3,149.96 is: 4,724.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,545.48 : 15,818.24 = 3,149.96 : x
  2. Step 2: Convert to fraction form
    10,545.48/15,818.24 = 3,149.96/x
  3. Step 3: Cross multiply
    10,545.48x = 15,818.24 × 3,149.96
  4. Step 4: Simplify right side
    10,545.48x = 49,826,752.05
  5. Step 5: Solve for x
    x = 49,826,752.05/10,545.48
  6. Step 6: Final answer
    x = 4,724.94

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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.