Home / 3,732.24-5,147.28-3,234.72

Finding the Fourth Proportional to 3,732.24, 5,147.28 and 3,234.72

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Solution

The fourth proportional to 3,732.24, 5,147.28 and 3,234.72 is: 4,461.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.24 : 5,147.28 = 3,234.72 : x
  2. Step 2: Convert to fraction form
    3,732.24/5,147.28 = 3,234.72/x
  3. Step 3: Cross multiply
    3,732.24x = 5,147.28 × 3,234.72
  4. Step 4: Simplify right side
    3,732.24x = 16,650,009.56
  5. Step 5: Solve for x
    x = 16,650,009.56/3,732.24
  6. Step 6: Final answer
    x = 4,461.13

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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.