Home / 9,418.62-14,126.23-2,755.42

Finding the Fourth Proportional to 9,418.62, 14,126.23 and 2,755.42

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Solution

The fourth proportional to 9,418.62, 14,126.23 and 2,755.42 is: 4,132.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418.62 : 14,126.23 = 2,755.42 : x
  2. Step 2: Convert to fraction form
    9,418.62/14,126.23 = 2,755.42/x
  3. Step 3: Cross multiply
    9,418.62x = 14,126.23 × 2,755.42
  4. Step 4: Simplify right side
    9,418.62x = 38,923,696.67
  5. Step 5: Solve for x
    x = 38,923,696.67/9,418.62
  6. Step 6: Final answer
    x = 4,132.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.