Home / 5,170.28-7,755.24-2,248.59

Finding the Fourth Proportional to 5,170.28, 7,755.24 and 2,248.59

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Solution

The fourth proportional to 5,170.28, 7,755.24 and 2,248.59 is: 3,372.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.28 : 7,755.24 = 2,248.59 : x
  2. Step 2: Convert to fraction form
    5,170.28/7,755.24 = 2,248.59/x
  3. Step 3: Cross multiply
    5,170.28x = 7,755.24 × 2,248.59
  4. Step 4: Simplify right side
    5,170.28x = 17,438,355.11
  5. Step 5: Solve for x
    x = 17,438,355.11/5,170.28
  6. Step 6: Final answer
    x = 3,372.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.