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Finding the Third Proportional to 3,884 and 5,056

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Solution

The third proportional to 3,884 and 5,056 is: 6,581.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884 : 5,056 = 5,056 : x
  2. Step 2: Convert to fraction form
    3,884/5,056 = 5,056/x
  3. Step 3: Cross multiply
    3,884x = 5,056 × 5,056
  4. Step 4: Simplify right side
    3,884x = 25,563,136
  5. Step 5: Solve for x
    x = 25,563,136/3,884
  6. Step 6: Final answer
    x = 6,581.65

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.