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Finding the Third Proportional to 4,461.75 and 9,608.63

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Solution

The third proportional to 4,461.75 and 9,608.63 is: 20,692.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,461.75 : 9,608.63 = 9,608.63 : x
  2. Step 2: Convert to fraction form
    4,461.75/9,608.63 = 9,608.63/x
  3. Step 3: Cross multiply
    4,461.75x = 9,608.63 × 9,608.63
  4. Step 4: Simplify right side
    4,461.75x = 92,325,674.39
  5. Step 5: Solve for x
    x = 92,325,674.39/4,461.75
  6. Step 6: Final answer
    x = 20,692.70

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.