Home / 8,385.57-11,572.38-4,801.17

Finding the Fourth Proportional to 8,385.57, 11,572.38 and 4,801.17

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Solution

The fourth proportional to 8,385.57, 11,572.38 and 4,801.17 is: 6,625.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,385.57 : 11,572.38 = 4,801.17 : x
  2. Step 2: Convert to fraction form
    8,385.57/11,572.38 = 4,801.17/x
  3. Step 3: Cross multiply
    8,385.57x = 11,572.38 × 4,801.17
  4. Step 4: Simplify right side
    8,385.57x = 55,560,963.68
  5. Step 5: Solve for x
    x = 55,560,963.68/8,385.57
  6. Step 6: Final answer
    x = 6,625.78

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Half scale
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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.