Home / 3,432.75-4,737.12-2,253.75

Finding the Fourth Proportional to 3,432.75, 4,737.12 and 2,253.75

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Solution

The fourth proportional to 3,432.75, 4,737.12 and 2,253.75 is: 3,110.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.75 : 4,737.12 = 2,253.75 : x
  2. Step 2: Convert to fraction form
    3,432.75/4,737.12 = 2,253.75/x
  3. Step 3: Cross multiply
    3,432.75x = 4,737.12 × 2,253.75
  4. Step 4: Simplify right side
    3,432.75x = 10,676,284.20
  5. Step 5: Solve for x
    x = 10,676,284.20/3,432.75
  6. Step 6: Final answer
    x = 3,110.13

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Double scale
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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.