Home / 11,634.68-17,456.68-4,239.66

Finding the Fourth Proportional to 11,634.68, 17,456.68 and 4,239.66

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Solution

The fourth proportional to 11,634.68, 17,456.68 and 4,239.66 is: 6,361.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,634.68 : 17,456.68 = 4,239.66 : x
  2. Step 2: Convert to fraction form
    11,634.68/17,456.68 = 4,239.66/x
  3. Step 3: Cross multiply
    11,634.68x = 17,456.68 × 4,239.66
  4. Step 4: Simplify right side
    11,634.68x = 74,010,387.93
  5. Step 5: Solve for x
    x = 74,010,387.93/11,634.68
  6. Step 6: Final answer
    x = 6,361.19

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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.