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Finding the Third Proportional to 5,725 and 10,760

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Solution

The third proportional to 5,725 and 10,760 is: 20,223.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725 : 10,760 = 10,760 : x
  2. Step 2: Convert to fraction form
    5,725/10,760 = 10,760/x
  3. Step 3: Cross multiply
    5,725x = 10,760 × 10,760
  4. Step 4: Simplify right side
    5,725x = 115,777,600
  5. Step 5: Solve for x
    x = 115,777,600/5,725
  6. Step 6: Final answer
    x = 20,223.16

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Why These Related Problems?

These problems maintain the same ratio (1.88) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.