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Finding the Third Proportional to 3,591.07 and 5,574.11

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Solution

The third proportional to 3,591.07 and 5,574.11 is: 8,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.07 : 5,574.11 = 5,574.11 : x
  2. Step 2: Convert to fraction form
    3,591.07/5,574.11 = 5,574.11/x
  3. Step 3: Cross multiply
    3,591.07x = 5,574.11 × 5,574.11
  4. Step 4: Simplify right side
    3,591.07x = 31,070,692.60
  5. Step 5: Solve for x
    x = 31,070,692.60/3,591.07
  6. Step 6: Final answer
    x = 8,652.20

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.