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Finding the Third Proportional to 7,845 and 11,527

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Solution

The third proportional to 7,845 and 11,527 is: 16,937.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845 : 11,527 = 11,527 : x
  2. Step 2: Convert to fraction form
    7,845/11,527 = 11,527/x
  3. Step 3: Cross multiply
    7,845x = 11,527 × 11,527
  4. Step 4: Simplify right side
    7,845x = 132,871,729
  5. Step 5: Solve for x
    x = 132,871,729/7,845
  6. Step 6: Final answer
    x = 16,937.12

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.