Home / 3,432.78-4,737.15-2,423.42

Finding the Fourth Proportional to 3,432.78, 4,737.15 and 2,423.42

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Solution

The fourth proportional to 3,432.78, 4,737.15 and 2,423.42 is: 3,344.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.78 : 4,737.15 = 2,423.42 : x
  2. Step 2: Convert to fraction form
    3,432.78/4,737.15 = 2,423.42/x
  3. Step 3: Cross multiply
    3,432.78x = 4,737.15 × 2,423.42
  4. Step 4: Simplify right side
    3,432.78x = 11,480,098.13
  5. Step 5: Solve for x
    x = 11,480,098.13/3,432.78
  6. Step 6: Final answer
    x = 3,344.26

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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.