Home / 4,791.24-7,189.29-3,408.57

Finding the Fourth Proportional to 4,791.24, 7,189.29 and 3,408.57

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Solution

The fourth proportional to 4,791.24, 7,189.29 and 3,408.57 is: 5,114.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.24 : 7,189.29 = 3,408.57 : x
  2. Step 2: Convert to fraction form
    4,791.24/7,189.29 = 3,408.57/x
  3. Step 3: Cross multiply
    4,791.24x = 7,189.29 × 3,408.57
  4. Step 4: Simplify right side
    4,791.24x = 24,505,198.22
  5. Step 5: Solve for x
    x = 24,505,198.22/4,791.24
  6. Step 6: Final answer
    x = 5,114.58

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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.