Home / 5,194.13-7,791.19-2,272.43

Finding the Fourth Proportional to 5,194.13, 7,791.19 and 2,272.43

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Solution

The fourth proportional to 5,194.13, 7,791.19 and 2,272.43 is: 3,408.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.13 : 7,791.19 = 2,272.43 : x
  2. Step 2: Convert to fraction form
    5,194.13/7,791.19 = 2,272.43/x
  3. Step 3: Cross multiply
    5,194.13x = 7,791.19 × 2,272.43
  4. Step 4: Simplify right side
    5,194.13x = 17,704,925.78
  5. Step 5: Solve for x
    x = 17,704,925.78/5,194.13
  6. Step 6: Final answer
    x = 3,408.64

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1.5x scale

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.