Home / 3,861.26-5,791.94-2,553.38

Finding the Fourth Proportional to 3,861.26, 5,791.94 and 2,553.38

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Solution

The fourth proportional to 3,861.26, 5,791.94 and 2,553.38 is: 3,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.26 : 5,791.94 = 2,553.38 : x
  2. Step 2: Convert to fraction form
    3,861.26/5,791.94 = 2,553.38/x
  3. Step 3: Cross multiply
    3,861.26x = 5,791.94 × 2,553.38
  4. Step 4: Simplify right side
    3,861.26x = 14,789,010.99
  5. Step 5: Solve for x
    x = 14,789,010.99/3,861.26
  6. Step 6: Final answer
    x = 3,830.10

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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.