Home / 2,861.92-4,294.11-1,545.41

Finding the Fourth Proportional to 2,861.92, 4,294.11 and 1,545.41

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Solution

The fourth proportional to 2,861.92, 4,294.11 and 1,545.41 is: 2,318.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861.92 : 4,294.11 = 1,545.41 : x
  2. Step 2: Convert to fraction form
    2,861.92/4,294.11 = 1,545.41/x
  3. Step 3: Cross multiply
    2,861.92x = 4,294.11 × 1,545.41
  4. Step 4: Simplify right side
    2,861.92x = 6,636,140.19
  5. Step 5: Solve for x
    x = 6,636,140.19/2,861.92
  6. Step 6: Final answer
    x = 2,318.78

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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.