Home / 3,754.24-5,179.60-2,182.88

Finding the Fourth Proportional to 3,754.24, 5,179.60 and 2,182.88

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Solution

The fourth proportional to 3,754.24, 5,179.60 and 2,182.88 is: 3,011.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754.24 : 5,179.60 = 2,182.88 : x
  2. Step 2: Convert to fraction form
    3,754.24/5,179.60 = 2,182.88/x
  3. Step 3: Cross multiply
    3,754.24x = 5,179.60 × 2,182.88
  4. Step 4: Simplify right side
    3,754.24x = 11,306,445.25
  5. Step 5: Solve for x
    x = 11,306,445.25/3,754.24
  6. Step 6: Final answer
    x = 3,011.65

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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.