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Finding the Third Proportional to 5,252.63 and 8,132.63

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Solution

The third proportional to 5,252.63 and 8,132.63 is: 12,591.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.63 : 8,132.63 = 8,132.63 : x
  2. Step 2: Convert to fraction form
    5,252.63/8,132.63 = 8,132.63/x
  3. Step 3: Cross multiply
    5,252.63x = 8,132.63 × 8,132.63
  4. Step 4: Simplify right side
    5,252.63x = 66,139,589.39
  5. Step 5: Solve for x
    x = 66,139,589.39/5,252.63
  6. Step 6: Final answer
    x = 12,591.72

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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.