Home / 3,729.56-5,593.72-1,131.88

Finding the Fourth Proportional to 3,729.56, 5,593.72 and 1,131.88

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Solution

The fourth proportional to 3,729.56, 5,593.72 and 1,131.88 is: 1,697.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.56 : 5,593.72 = 1,131.88 : x
  2. Step 2: Convert to fraction form
    3,729.56/5,593.72 = 1,131.88/x
  3. Step 3: Cross multiply
    3,729.56x = 5,593.72 × 1,131.88
  4. Step 4: Simplify right side
    3,729.56x = 6,331,419.79
  5. Step 5: Solve for x
    x = 6,331,419.79/3,729.56
  6. Step 6: Final answer
    x = 1,697.63

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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.