Home / 4,115.12-6,170.97-2,552.78

Finding the Fourth Proportional to 4,115.12, 6,170.97 and 2,552.78

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Solution

The fourth proportional to 4,115.12, 6,170.97 and 2,552.78 is: 3,828.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.12 : 6,170.97 = 2,552.78 : x
  2. Step 2: Convert to fraction form
    4,115.12/6,170.97 = 2,552.78/x
  3. Step 3: Cross multiply
    4,115.12x = 6,170.97 × 2,552.78
  4. Step 4: Simplify right side
    4,115.12x = 15,753,144.22
  5. Step 5: Solve for x
    x = 15,753,144.22/4,115.12
  6. Step 6: Final answer
    x = 3,828.11

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1.5x scale

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.