Home / 6,115.85-9,164.78-2,734.55

Finding the Fourth Proportional to 6,115.85, 9,164.78 and 2,734.55

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Solution

The fourth proportional to 6,115.85, 9,164.78 and 2,734.55 is: 4,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.85 : 9,164.78 = 2,734.55 : x
  2. Step 2: Convert to fraction form
    6,115.85/9,164.78 = 2,734.55/x
  3. Step 3: Cross multiply
    6,115.85x = 9,164.78 × 2,734.55
  4. Step 4: Simplify right side
    6,115.85x = 25,061,532.92
  5. Step 5: Solve for x
    x = 25,061,532.92/6,115.85
  6. Step 6: Final answer
    x = 4,097.80

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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.