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Finding the Third Proportional to 1,952.54 and 4,272.43

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Solution

The third proportional to 1,952.54 and 4,272.43 is: 9,348.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952.54 : 4,272.43 = 4,272.43 : x
  2. Step 2: Convert to fraction form
    1,952.54/4,272.43 = 4,272.43/x
  3. Step 3: Cross multiply
    1,952.54x = 4,272.43 × 4,272.43
  4. Step 4: Simplify right side
    1,952.54x = 18,253,688.81
  5. Step 5: Solve for x
    x = 18,253,688.81/1,952.54
  6. Step 6: Final answer
    x = 9,348.67

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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.