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Finding the Third Proportional to 7,325 and 10,072

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Solution

The third proportional to 7,325 and 10,072 is: 13,849.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325 : 10,072 = 10,072 : x
  2. Step 2: Convert to fraction form
    7,325/10,072 = 10,072/x
  3. Step 3: Cross multiply
    7,325x = 10,072 × 10,072
  4. Step 4: Simplify right side
    7,325x = 101,445,184
  5. Step 5: Solve for x
    x = 101,445,184/7,325
  6. Step 6: Final answer
    x = 13,849.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.