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Finding the Third Proportional to 7,219.76 and 11,092.57

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Solution

The third proportional to 7,219.76 and 11,092.57 is: 17,042.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219.76 : 11,092.57 = 11,092.57 : x
  2. Step 2: Convert to fraction form
    7,219.76/11,092.57 = 11,092.57/x
  3. Step 3: Cross multiply
    7,219.76x = 11,092.57 × 11,092.57
  4. Step 4: Simplify right side
    7,219.76x = 123,045,116.14
  5. Step 5: Solve for x
    x = 123,045,116.14/7,219.76
  6. Step 6: Final answer
    x = 17,042.83

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.