Home / 5,691.24-8,554.68-3,755.88

Finding the Fourth Proportional to 5,691.24, 8,554.68 and 3,755.88

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Solution

The fourth proportional to 5,691.24, 8,554.68 and 3,755.88 is: 5,645.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,691.24 : 8,554.68 = 3,755.88 : x
  2. Step 2: Convert to fraction form
    5,691.24/8,554.68 = 3,755.88/x
  3. Step 3: Cross multiply
    5,691.24x = 8,554.68 × 3,755.88
  4. Step 4: Simplify right side
    5,691.24x = 32,130,351.52
  5. Step 5: Solve for x
    x = 32,130,351.52/5,691.24
  6. Step 6: Final answer
    x = 5,645.58

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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.