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Finding the Third Proportional to 7,282.41 and 11,189.39

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Solution

The third proportional to 7,282.41 and 11,189.39 is: 17,192.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282.41 : 11,189.39 = 11,189.39 : x
  2. Step 2: Convert to fraction form
    7,282.41/11,189.39 = 11,189.39/x
  3. Step 3: Cross multiply
    7,282.41x = 11,189.39 × 11,189.39
  4. Step 4: Simplify right side
    7,282.41x = 125,202,462.56
  5. Step 5: Solve for x
    x = 125,202,462.56/7,282.41
  6. Step 6: Final answer
    x = 17,192.46

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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.