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Finding the Fourth Proportional to 3,627.05, 5,005.01 and 2,449.71

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Solution

The fourth proportional to 3,627.05, 5,005.01 and 2,449.71 is: 3,380.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.05 : 5,005.01 = 2,449.71 : x
  2. Step 2: Convert to fraction form
    3,627.05/5,005.01 = 2,449.71/x
  3. Step 3: Cross multiply
    3,627.05x = 5,005.01 × 2,449.71
  4. Step 4: Simplify right side
    3,627.05x = 12,260,829.17
  5. Step 5: Solve for x
    x = 12,260,829.17/3,627.05
  6. Step 6: Final answer
    x = 3,380.39

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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.