Home / 11,625.89-17,437.39-3,729.29

Finding the Fourth Proportional to 11,625.89, 17,437.39 and 3,729.29

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Solution

The fourth proportional to 11,625.89, 17,437.39 and 3,729.29 is: 5,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625.89 : 17,437.39 = 3,729.29 : x
  2. Step 2: Convert to fraction form
    11,625.89/17,437.39 = 3,729.29/x
  3. Step 3: Cross multiply
    11,625.89x = 17,437.39 × 3,729.29
  4. Step 4: Simplify right side
    11,625.89x = 65,029,084.15
  5. Step 5: Solve for x
    x = 65,029,084.15/11,625.89
  6. Step 6: Final answer
    x = 5,593.47

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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.