Home / 11,473.82-17,172.44-6,542.15

Finding the Fourth Proportional to 11,473.82, 17,172.44 and 6,542.15

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Solution

The fourth proportional to 11,473.82, 17,172.44 and 6,542.15 is: 9,791.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.82 : 17,172.44 = 6,542.15 : x
  2. Step 2: Convert to fraction form
    11,473.82/17,172.44 = 6,542.15/x
  3. Step 3: Cross multiply
    11,473.82x = 17,172.44 × 6,542.15
  4. Step 4: Simplify right side
    11,473.82x = 112,344,608.84
  5. Step 5: Solve for x
    x = 112,344,608.84/11,473.82
  6. Step 6: Final answer
    x = 9,791.39

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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.