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Finding the Third Proportional to 4,524.19 and 7,180.88

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Solution

The third proportional to 4,524.19 and 7,180.88 is: 11,397.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,524.19 : 7,180.88 = 7,180.88 : x
  2. Step 2: Convert to fraction form
    4,524.19/7,180.88 = 7,180.88/x
  3. Step 3: Cross multiply
    4,524.19x = 7,180.88 × 7,180.88
  4. Step 4: Simplify right side
    4,524.19x = 51,564,965.77
  5. Step 5: Solve for x
    x = 51,564,965.77/4,524.19
  6. Step 6: Final answer
    x = 11,397.62

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.