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Finding the Third Proportional to 2,818.13 and 4,363.17

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Solution

The third proportional to 2,818.13 and 4,363.17 is: 6,755.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818.13 : 4,363.17 = 4,363.17 : x
  2. Step 2: Convert to fraction form
    2,818.13/4,363.17 = 4,363.17/x
  3. Step 3: Cross multiply
    2,818.13x = 4,363.17 × 4,363.17
  4. Step 4: Simplify right side
    2,818.13x = 19,037,268.81
  5. Step 5: Solve for x
    x = 19,037,268.81/2,818.13
  6. Step 6: Final answer
    x = 6,755.30

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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.