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Finding the Third Proportional to 2,193.19 and 3,259.13

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Solution

The third proportional to 2,193.19 and 3,259.13 is: 4,843.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193.19 : 3,259.13 = 3,259.13 : x
  2. Step 2: Convert to fraction form
    2,193.19/3,259.13 = 3,259.13/x
  3. Step 3: Cross multiply
    2,193.19x = 3,259.13 × 3,259.13
  4. Step 4: Simplify right side
    2,193.19x = 10,621,895.77
  5. Step 5: Solve for x
    x = 10,621,895.77/2,193.19
  6. Step 6: Final answer
    x = 4,843.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.