Home / 4,170.52-5,747.25-3,174.22

Finding the Fourth Proportional to 4,170.52, 5,747.25 and 3,174.22

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Solution

The fourth proportional to 4,170.52, 5,747.25 and 3,174.22 is: 4,374.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.52 : 5,747.25 = 3,174.22 : x
  2. Step 2: Convert to fraction form
    4,170.52/5,747.25 = 3,174.22/x
  3. Step 3: Cross multiply
    4,170.52x = 5,747.25 × 3,174.22
  4. Step 4: Simplify right side
    4,170.52x = 18,243,035.90
  5. Step 5: Solve for x
    x = 18,243,035.90/4,170.52
  6. Step 6: Final answer
    x = 4,374.28

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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.