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Finding the Third Proportional to 4,425 and 5,325

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Solution

The third proportional to 4,425 and 5,325 is: 6,408.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,425 : 5,325 = 5,325 : x
  2. Step 2: Convert to fraction form
    4,425/5,325 = 5,325/x
  3. Step 3: Cross multiply
    4,425x = 5,325 × 5,325
  4. Step 4: Simplify right side
    4,425x = 28,355,625
  5. Step 5: Solve for x
    x = 28,355,625/4,425
  6. Step 6: Final answer
    x = 6,408.05

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Why These Related Problems?

These problems maintain the same ratio (1.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.