Home / 5,117.38-7,060.27-4,171.54

Finding the Fourth Proportional to 5,117.38, 7,060.27 and 4,171.54

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Solution

The fourth proportional to 5,117.38, 7,060.27 and 4,171.54 is: 5,755.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.38 : 7,060.27 = 4,171.54 : x
  2. Step 2: Convert to fraction form
    5,117.38/7,060.27 = 4,171.54/x
  3. Step 3: Cross multiply
    5,117.38x = 7,060.27 × 4,171.54
  4. Step 4: Simplify right side
    5,117.38x = 29,452,198.72
  5. Step 5: Solve for x
    x = 29,452,198.72/5,117.38
  6. Step 6: Final answer
    x = 5,755.33

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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.