Home / 5,375.97-8,065.11-2,089.06

Finding the Fourth Proportional to 5,375.97, 8,065.11 and 2,089.06

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Solution

The fourth proportional to 5,375.97, 8,065.11 and 2,089.06 is: 3,134.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.97 : 8,065.11 = 2,089.06 : x
  2. Step 2: Convert to fraction form
    5,375.97/8,065.11 = 2,089.06/x
  3. Step 3: Cross multiply
    5,375.97x = 8,065.11 × 2,089.06
  4. Step 4: Simplify right side
    5,375.97x = 16,848,498.70
  5. Step 5: Solve for x
    x = 16,848,498.70/5,375.97
  6. Step 6: Final answer
    x = 3,134.04

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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.