Home / 4,008.78-5,532.24-2,240.88

Finding the Fourth Proportional to 4,008.78, 5,532.24 and 2,240.88

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Solution

The fourth proportional to 4,008.78, 5,532.24 and 2,240.88 is: 3,092.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.78 : 5,532.24 = 2,240.88 : x
  2. Step 2: Convert to fraction form
    4,008.78/5,532.24 = 2,240.88/x
  3. Step 3: Cross multiply
    4,008.78x = 5,532.24 × 2,240.88
  4. Step 4: Simplify right side
    4,008.78x = 12,397,085.97
  5. Step 5: Solve for x
    x = 12,397,085.97/4,008.78
  6. Step 6: Final answer
    x = 3,092.48

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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.