Home / 4,173.57-5,753.38-3,177.11

Finding the Fourth Proportional to 4,173.57, 5,753.38 and 3,177.11

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Solution

The fourth proportional to 4,173.57, 5,753.38 and 3,177.11 is: 4,379.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.57 : 5,753.38 = 3,177.11 : x
  2. Step 2: Convert to fraction form
    4,173.57/5,753.38 = 3,177.11/x
  3. Step 3: Cross multiply
    4,173.57x = 5,753.38 × 3,177.11
  4. Step 4: Simplify right side
    4,173.57x = 18,279,121.13
  5. Step 5: Solve for x
    x = 18,279,121.13/4,173.57
  6. Step 6: Final answer
    x = 4,379.73

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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.