Home / 3,753.06-5,179.19-2,074.57

Finding the Fourth Proportional to 3,753.06, 5,179.19 and 2,074.57

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Solution

The fourth proportional to 3,753.06, 5,179.19 and 2,074.57 is: 2,862.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.06 : 5,179.19 = 2,074.57 : x
  2. Step 2: Convert to fraction form
    3,753.06/5,179.19 = 2,074.57/x
  3. Step 3: Cross multiply
    3,753.06x = 5,179.19 × 2,074.57
  4. Step 4: Simplify right side
    3,753.06x = 10,744,592.20
  5. Step 5: Solve for x
    x = 10,744,592.20/3,753.06
  6. Step 6: Final answer
    x = 2,862.89

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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.