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Finding the Third Proportional to 4,309.93 and 9,234.95

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Solution

The third proportional to 4,309.93 and 9,234.95 is: 19,787.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.93 : 9,234.95 = 9,234.95 : x
  2. Step 2: Convert to fraction form
    4,309.93/9,234.95 = 9,234.95/x
  3. Step 3: Cross multiply
    4,309.93x = 9,234.95 × 9,234.95
  4. Step 4: Simplify right side
    4,309.93x = 85,284,287.07
  5. Step 5: Solve for x
    x = 85,284,287.07/4,309.93
  6. Step 6: Final answer
    x = 19,787.87

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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.