Home / 4,115.88-6,175.19-2,734.65

Finding the Fourth Proportional to 4,115.88, 6,175.19 and 2,734.65

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Solution

The fourth proportional to 4,115.88, 6,175.19 and 2,734.65 is: 4,102.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.88 : 6,175.19 = 2,734.65 : x
  2. Step 2: Convert to fraction form
    4,115.88/6,175.19 = 2,734.65/x
  3. Step 3: Cross multiply
    4,115.88x = 6,175.19 × 2,734.65
  4. Step 4: Simplify right side
    4,115.88x = 16,886,990.17
  5. Step 5: Solve for x
    x = 16,886,990.17/4,115.88
  6. Step 6: Final answer
    x = 4,102.89

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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.