Home / 5,425.64-8,132.49-3,550.76

Finding the Fourth Proportional to 5,425.64, 8,132.49 and 3,550.76

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Solution

The fourth proportional to 5,425.64, 8,132.49 and 3,550.76 is: 5,322.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.64 : 8,132.49 = 3,550.76 : x
  2. Step 2: Convert to fraction form
    5,425.64/8,132.49 = 3,550.76/x
  3. Step 3: Cross multiply
    5,425.64x = 8,132.49 × 3,550.76
  4. Step 4: Simplify right side
    5,425.64x = 28,876,520.19
  5. Step 5: Solve for x
    x = 28,876,520.19/5,425.64
  6. Step 6: Final answer
    x = 5,322.23

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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.