Home / 3,408.26-5,114.36-1,433.73

Finding the Fourth Proportional to 3,408.26, 5,114.36 and 1,433.73

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Solution

The fourth proportional to 3,408.26, 5,114.36 and 1,433.73 is: 2,151.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408.26 : 5,114.36 = 1,433.73 : x
  2. Step 2: Convert to fraction form
    3,408.26/5,114.36 = 1,433.73/x
  3. Step 3: Cross multiply
    3,408.26x = 5,114.36 × 1,433.73
  4. Step 4: Simplify right side
    3,408.26x = 7,332,611.36
  5. Step 5: Solve for x
    x = 7,332,611.36/3,408.26
  6. Step 6: Final answer
    x = 2,151.42

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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.