Home / 6,348.25-8,761.17-3,553.75

Finding the Fourth Proportional to 6,348.25, 8,761.17 and 3,553.75

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Solution

The fourth proportional to 6,348.25, 8,761.17 and 3,553.75 is: 4,904.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.25 : 8,761.17 = 3,553.75 : x
  2. Step 2: Convert to fraction form
    6,348.25/8,761.17 = 3,553.75/x
  3. Step 3: Cross multiply
    6,348.25x = 8,761.17 × 3,553.75
  4. Step 4: Simplify right side
    6,348.25x = 31,135,007.89
  5. Step 5: Solve for x
    x = 31,135,007.89/6,348.25
  6. Step 6: Final answer
    x = 4,904.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.