Home / 3,744.52-5,167.67-2,151.68

Finding the Fourth Proportional to 3,744.52, 5,167.67 and 2,151.68

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Solution

The fourth proportional to 3,744.52, 5,167.67 and 2,151.68 is: 2,969.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.52 : 5,167.67 = 2,151.68 : x
  2. Step 2: Convert to fraction form
    3,744.52/5,167.67 = 2,151.68/x
  3. Step 3: Cross multiply
    3,744.52x = 5,167.67 × 2,151.68
  4. Step 4: Simplify right side
    3,744.52x = 11,119,135.59
  5. Step 5: Solve for x
    x = 11,119,135.59/3,744.52
  6. Step 6: Final answer
    x = 2,969.44

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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.