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Finding the Third Proportional to 7,401 and 10,791

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Solution

The third proportional to 7,401 and 10,791 is: 15,733.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401 : 10,791 = 10,791 : x
  2. Step 2: Convert to fraction form
    7,401/10,791 = 10,791/x
  3. Step 3: Cross multiply
    7,401x = 10,791 × 10,791
  4. Step 4: Simplify right side
    7,401x = 116,445,681
  5. Step 5: Solve for x
    x = 116,445,681/7,401
  6. Step 6: Final answer
    x = 15,733.78

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.