Home / 11,553.14-17,329.30-3,761.75

Finding the Fourth Proportional to 11,553.14, 17,329.30 and 3,761.75

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Solution

The fourth proportional to 11,553.14, 17,329.30 and 3,761.75 is: 5,642.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553.14 : 17,329.30 = 3,761.75 : x
  2. Step 2: Convert to fraction form
    11,553.14/17,329.30 = 3,761.75/x
  3. Step 3: Cross multiply
    11,553.14x = 17,329.30 × 3,761.75
  4. Step 4: Simplify right side
    11,553.14x = 65,188,494.28
  5. Step 5: Solve for x
    x = 65,188,494.28/11,553.14
  6. Step 6: Final answer
    x = 5,642.49

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1.5x scale

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.