Home / 5,538.88-8,307.49-2,251.96

Finding the Fourth Proportional to 5,538.88, 8,307.49 and 2,251.96

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Solution

The fourth proportional to 5,538.88, 8,307.49 and 2,251.96 is: 3,377.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.88 : 8,307.49 = 2,251.96 : x
  2. Step 2: Convert to fraction form
    5,538.88/8,307.49 = 2,251.96/x
  3. Step 3: Cross multiply
    5,538.88x = 8,307.49 × 2,251.96
  4. Step 4: Simplify right side
    5,538.88x = 18,708,135.18
  5. Step 5: Solve for x
    x = 18,708,135.18/5,538.88
  6. Step 6: Final answer
    x = 3,377.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.