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Finding the Fourth Proportional to 5,874.12, 8,811.18 and 2,582.55

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Solution

The fourth proportional to 5,874.12, 8,811.18 and 2,582.55 is: 3,873.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,874.12 : 8,811.18 = 2,582.55 : x
  2. Step 2: Convert to fraction form
    5,874.12/8,811.18 = 2,582.55/x
  3. Step 3: Cross multiply
    5,874.12x = 8,811.18 × 2,582.55
  4. Step 4: Simplify right side
    5,874.12x = 22,755,312.91
  5. Step 5: Solve for x
    x = 22,755,312.91/5,874.12
  6. Step 6: Final answer
    x = 3,873.83

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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.