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Finding the Fourth Proportional to 3,672.97, 5,069.49 and 2,327.71

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Solution

The fourth proportional to 3,672.97, 5,069.49 and 2,327.71 is: 3,212.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.97 : 5,069.49 = 2,327.71 : x
  2. Step 2: Convert to fraction form
    3,672.97/5,069.49 = 2,327.71/x
  3. Step 3: Cross multiply
    3,672.97x = 5,069.49 × 2,327.71
  4. Step 4: Simplify right side
    3,672.97x = 11,800,302.57
  5. Step 5: Solve for x
    x = 11,800,302.57/3,672.97
  6. Step 6: Final answer
    x = 3,212.74

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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.