Home / 2,910.42-4,359.87-2,545.62

Finding the Fourth Proportional to 2,910.42, 4,359.87 and 2,545.62

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Solution

The fourth proportional to 2,910.42, 4,359.87 and 2,545.62 is: 3,813.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.42 : 4,359.87 = 2,545.62 : x
  2. Step 2: Convert to fraction form
    2,910.42/4,359.87 = 2,545.62/x
  3. Step 3: Cross multiply
    2,910.42x = 4,359.87 × 2,545.62
  4. Step 4: Simplify right side
    2,910.42x = 11,098,572.27
  5. Step 5: Solve for x
    x = 11,098,572.27/2,910.42
  6. Step 6: Final answer
    x = 3,813.39

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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.