Home / 3,299.28-4,553.28-2,708.16

Finding the Fourth Proportional to 3,299.28, 4,553.28 and 2,708.16

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Solution

The fourth proportional to 3,299.28, 4,553.28 and 2,708.16 is: 3,737.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.28 : 4,553.28 = 2,708.16 : x
  2. Step 2: Convert to fraction form
    3,299.28/4,553.28 = 2,708.16/x
  3. Step 3: Cross multiply
    3,299.28x = 4,553.28 × 2,708.16
  4. Step 4: Simplify right side
    3,299.28x = 12,331,010.76
  5. Step 5: Solve for x
    x = 12,331,010.76/3,299.28
  6. Step 6: Final answer
    x = 3,737.49

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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.