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Finding the Third Proportional to 5,304.75 and 8,126.63

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Solution

The third proportional to 5,304.75 and 8,126.63 is: 12,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,304.75 : 8,126.63 = 8,126.63 : x
  2. Step 2: Convert to fraction form
    5,304.75/8,126.63 = 8,126.63/x
  3. Step 3: Cross multiply
    5,304.75x = 8,126.63 × 8,126.63
  4. Step 4: Simplify right side
    5,304.75x = 66,042,033.89
  5. Step 5: Solve for x
    x = 66,042,033.89/5,304.75
  6. Step 6: Final answer
    x = 12,449.60

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.