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Finding the Fourth Proportional to 3,689.53, 5,093.41 and 2,432.41

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Solution

The fourth proportional to 3,689.53, 5,093.41 and 2,432.41 is: 3,357.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689.53 : 5,093.41 = 2,432.41 : x
  2. Step 2: Convert to fraction form
    3,689.53/5,093.41 = 2,432.41/x
  3. Step 3: Cross multiply
    3,689.53x = 5,093.41 × 2,432.41
  4. Step 4: Simplify right side
    3,689.53x = 12,389,261.42
  5. Step 5: Solve for x
    x = 12,389,261.42/3,689.53
  6. Step 6: Final answer
    x = 3,357.95

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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.