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Finding the Third Proportional to 5,922 and 9,011

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Solution

The third proportional to 5,922 and 9,011 is: 13,711.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,922 : 9,011 = 9,011 : x
  2. Step 2: Convert to fraction form
    5,922/9,011 = 9,011/x
  3. Step 3: Cross multiply
    5,922x = 9,011 × 9,011
  4. Step 4: Simplify right side
    5,922x = 81,198,121
  5. Step 5: Solve for x
    x = 81,198,121/5,922
  6. Step 6: Final answer
    x = 13,711.27

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.