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Finding the Fourth Proportional to 3,682.97, 5,524.86 and 1,834.55

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Solution

The fourth proportional to 3,682.97, 5,524.86 and 1,834.55 is: 2,752.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.97 : 5,524.86 = 1,834.55 : x
  2. Step 2: Convert to fraction form
    3,682.97/5,524.86 = 1,834.55/x
  3. Step 3: Cross multiply
    3,682.97x = 5,524.86 × 1,834.55
  4. Step 4: Simplify right side
    3,682.97x = 10,135,631.91
  5. Step 5: Solve for x
    x = 10,135,631.91/3,682.97
  6. Step 6: Final answer
    x = 2,752.03

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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.