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Finding the Fourth Proportional to 5,755.97, 8,626.95 and 4,087.46

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Solution

The fourth proportional to 5,755.97, 8,626.95 and 4,087.46 is: 6,126.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,755.97 : 8,626.95 = 4,087.46 : x
  2. Step 2: Convert to fraction form
    5,755.97/8,626.95 = 4,087.46/x
  3. Step 3: Cross multiply
    5,755.97x = 8,626.95 × 4,087.46
  4. Step 4: Simplify right side
    5,755.97x = 35,262,269.91
  5. Step 5: Solve for x
    x = 35,262,269.91/5,755.97
  6. Step 6: Final answer
    x = 6,126.21

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1.5x scale

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.