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Finding the Third Proportional to 5,276.81 and 11,291.06

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Solution

The third proportional to 5,276.81 and 11,291.06 is: 24,160.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.81 : 11,291.06 = 11,291.06 : x
  2. Step 2: Convert to fraction form
    5,276.81/11,291.06 = 11,291.06/x
  3. Step 3: Cross multiply
    5,276.81x = 11,291.06 × 11,291.06
  4. Step 4: Simplify right side
    5,276.81x = 127,488,092.38
  5. Step 5: Solve for x
    x = 127,488,092.38/5,276.81
  6. Step 6: Final answer
    x = 24,160.06

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.