Home / 4,008.29-5,531.42-2,239.88

Finding the Fourth Proportional to 4,008.29, 5,531.42 and 2,239.88

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Solution

The fourth proportional to 4,008.29, 5,531.42 and 2,239.88 is: 3,091.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,008.29 : 5,531.42 = 2,239.88 : x
  2. Step 2: Convert to fraction form
    4,008.29/5,531.42 = 2,239.88/x
  3. Step 3: Cross multiply
    4,008.29x = 5,531.42 × 2,239.88
  4. Step 4: Simplify right side
    4,008.29x = 12,389,736.46
  5. Step 5: Solve for x
    x = 12,389,736.46/4,008.29
  6. Step 6: Final answer
    x = 3,091.03

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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.