Home / 11,691.42-17,537.17-2,926.31

Finding the Fourth Proportional to 11,691.42, 17,537.17 and 2,926.31

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Solution

The fourth proportional to 11,691.42, 17,537.17 and 2,926.31 is: 4,389.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,691.42 : 17,537.17 = 2,926.31 : x
  2. Step 2: Convert to fraction form
    11,691.42/17,537.17 = 2,926.31/x
  3. Step 3: Cross multiply
    11,691.42x = 17,537.17 × 2,926.31
  4. Step 4: Simplify right side
    11,691.42x = 51,319,195.94
  5. Step 5: Solve for x
    x = 51,319,195.94/11,691.42
  6. Step 6: Final answer
    x = 4,389.48

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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.