Home / 4,691.26-7,042.11-2,719.09

Finding the Fourth Proportional to 4,691.26, 7,042.11 and 2,719.09

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Solution

The fourth proportional to 4,691.26, 7,042.11 and 2,719.09 is: 4,081.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,691.26 : 7,042.11 = 2,719.09 : x
  2. Step 2: Convert to fraction form
    4,691.26/7,042.11 = 2,719.09/x
  3. Step 3: Cross multiply
    4,691.26x = 7,042.11 × 2,719.09
  4. Step 4: Simplify right side
    4,691.26x = 19,148,130.88
  5. Step 5: Solve for x
    x = 19,148,130.88/4,691.26
  6. Step 6: Final answer
    x = 4,081.66

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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.