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Finding the Third Proportional to 3,262.78 and 4,303.13

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Solution

The third proportional to 3,262.78 and 4,303.13 is: 5,675.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.78 : 4,303.13 = 4,303.13 : x
  2. Step 2: Convert to fraction form
    3,262.78/4,303.13 = 4,303.13/x
  3. Step 3: Cross multiply
    3,262.78x = 4,303.13 × 4,303.13
  4. Step 4: Simplify right side
    3,262.78x = 18,516,884.77
  5. Step 5: Solve for x
    x = 18,516,884.77/3,262.78
  6. Step 6: Final answer
    x = 5,675.18

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.