Home / 3,572.28-5,382.76-2,937.24

Finding the Fourth Proportional to 3,572.28, 5,382.76 and 2,937.24

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Solution

The fourth proportional to 3,572.28, 5,382.76 and 2,937.24 is: 4,425.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.28 : 5,382.76 = 2,937.24 : x
  2. Step 2: Convert to fraction form
    3,572.28/5,382.76 = 2,937.24/x
  3. Step 3: Cross multiply
    3,572.28x = 5,382.76 × 2,937.24
  4. Step 4: Simplify right side
    3,572.28x = 15,810,457.98
  5. Step 5: Solve for x
    x = 15,810,457.98/3,572.28
  6. Step 6: Final answer
    x = 4,425.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.