Home / 5,755.68-8,634.72-2,469.12

Finding the Fourth Proportional to 5,755.68, 8,634.72 and 2,469.12

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Solution

The fourth proportional to 5,755.68, 8,634.72 and 2,469.12 is: 3,704.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,755.68 : 8,634.72 = 2,469.12 : x
  2. Step 2: Convert to fraction form
    5,755.68/8,634.72 = 2,469.12/x
  3. Step 3: Cross multiply
    5,755.68x = 8,634.72 × 2,469.12
  4. Step 4: Simplify right side
    5,755.68x = 21,320,159.85
  5. Step 5: Solve for x
    x = 21,320,159.85/5,755.68
  6. Step 6: Final answer
    x = 3,704.19

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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.