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Finding the Third Proportional to 3,313.13 and 3,677.63

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Solution

The third proportional to 3,313.13 and 3,677.63 is: 4,082.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.13 : 3,677.63 = 3,677.63 : x
  2. Step 2: Convert to fraction form
    3,313.13/3,677.63 = 3,677.63/x
  3. Step 3: Cross multiply
    3,313.13x = 3,677.63 × 3,677.63
  4. Step 4: Simplify right side
    3,313.13x = 13,524,925.64
  5. Step 5: Solve for x
    x = 13,524,925.64/3,313.13
  6. Step 6: Final answer
    x = 4,082.23

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Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.