Home / 5,712.62-8,567.88-2,591.87

Finding the Fourth Proportional to 5,712.62, 8,567.88 and 2,591.87

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Solution

The fourth proportional to 5,712.62, 8,567.88 and 2,591.87 is: 3,887.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.62 : 8,567.88 = 2,591.87 : x
  2. Step 2: Convert to fraction form
    5,712.62/8,567.88 = 2,591.87/x
  3. Step 3: Cross multiply
    5,712.62x = 8,567.88 × 2,591.87
  4. Step 4: Simplify right side
    5,712.62x = 22,206,850.87
  5. Step 5: Solve for x
    x = 22,206,850.87/5,712.62
  6. Step 6: Final answer
    x = 3,887.33

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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.