Home / 3,136.00-4,327.49-1,791.75

Finding the Fourth Proportional to 3,136.00, 4,327.49 and 1,791.75

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Solution

The fourth proportional to 3,136.00, 4,327.49 and 1,791.75 is: 2,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.00 : 4,327.49 = 1,791.75 : x
  2. Step 2: Convert to fraction form
    3,136.00/4,327.49 = 1,791.75/x
  3. Step 3: Cross multiply
    3,136.00x = 4,327.49 × 1,791.75
  4. Step 4: Simplify right side
    3,136.00x = 7,753,800.91
  5. Step 5: Solve for x
    x = 7,753,800.91/3,136.00
  6. Step 6: Final answer
    x = 2,472.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.