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Finding the Third Proportional to 5,403 and 10,134

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Solution

The third proportional to 5,403 and 10,134 is: 19,007.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403 : 10,134 = 10,134 : x
  2. Step 2: Convert to fraction form
    5,403/10,134 = 10,134/x
  3. Step 3: Cross multiply
    5,403x = 10,134 × 10,134
  4. Step 4: Simplify right side
    5,403x = 102,697,956
  5. Step 5: Solve for x
    x = 102,697,956/5,403
  6. Step 6: Final answer
    x = 19,007.58

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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.