Home / 4,743.90-6,549.12-3,174.66

Finding the Fourth Proportional to 4,743.90, 6,549.12 and 3,174.66

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Solution

The fourth proportional to 4,743.90, 6,549.12 and 3,174.66 is: 4,382.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,743.90 : 6,549.12 = 3,174.66 : x
  2. Step 2: Convert to fraction form
    4,743.90/6,549.12 = 3,174.66/x
  3. Step 3: Cross multiply
    4,743.90x = 6,549.12 × 3,174.66
  4. Step 4: Simplify right side
    4,743.90x = 20,791,229.30
  5. Step 5: Solve for x
    x = 20,791,229.30/4,743.90
  6. Step 6: Final answer
    x = 4,382.73

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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.