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Finding the Third Proportional to 4,515 and 10,395

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Solution

The third proportional to 4,515 and 10,395 is: 23,932.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515 : 10,395 = 10,395 : x
  2. Step 2: Convert to fraction form
    4,515/10,395 = 10,395/x
  3. Step 3: Cross multiply
    4,515x = 10,395 × 10,395
  4. Step 4: Simplify right side
    4,515x = 108,056,025
  5. Step 5: Solve for x
    x = 108,056,025/4,515
  6. Step 6: Final answer
    x = 23,932.67

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Why These Related Problems?

These problems maintain the same ratio (2.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.