Home / 11,127.24-16,691.04-5,284.44

Finding the Fourth Proportional to 11,127.24, 16,691.04 and 5,284.44

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Solution

The fourth proportional to 11,127.24, 16,691.04 and 5,284.44 is: 7,926.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127.24 : 16,691.04 = 5,284.44 : x
  2. Step 2: Convert to fraction form
    11,127.24/16,691.04 = 5,284.44/x
  3. Step 3: Cross multiply
    11,127.24x = 16,691.04 × 5,284.44
  4. Step 4: Simplify right side
    11,127.24x = 88,202,799.42
  5. Step 5: Solve for x
    x = 88,202,799.42/11,127.24
  6. Step 6: Final answer
    x = 7,926.75

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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.