Home / 5,418.59-8,131.32-2,954.97

Finding the Fourth Proportional to 5,418.59, 8,131.32 and 2,954.97

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Solution

The fourth proportional to 5,418.59, 8,131.32 and 2,954.97 is: 4,434.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418.59 : 8,131.32 = 2,954.97 : x
  2. Step 2: Convert to fraction form
    5,418.59/8,131.32 = 2,954.97/x
  3. Step 3: Cross multiply
    5,418.59x = 8,131.32 × 2,954.97
  4. Step 4: Simplify right side
    5,418.59x = 24,027,806.66
  5. Step 5: Solve for x
    x = 24,027,806.66/5,418.59
  6. Step 6: Final answer
    x = 4,434.33

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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.