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Finding the Third Proportional to 4,375.91 and 9,602.31

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Solution

The third proportional to 4,375.91 and 9,602.31 is: 21,070.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,375.91 : 9,602.31 = 9,602.31 : x
  2. Step 2: Convert to fraction form
    4,375.91/9,602.31 = 9,602.31/x
  3. Step 3: Cross multiply
    4,375.91x = 9,602.31 × 9,602.31
  4. Step 4: Simplify right side
    4,375.91x = 92,204,405.35
  5. Step 5: Solve for x
    x = 92,204,405.35/4,375.91
  6. Step 6: Final answer
    x = 21,070.93

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.