Home / 5,922.39-8,172.85-3,269.80

Finding the Fourth Proportional to 5,922.39, 8,172.85 and 3,269.80

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Solution

The fourth proportional to 5,922.39, 8,172.85 and 3,269.80 is: 4,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,922.39 : 8,172.85 = 3,269.80 : x
  2. Step 2: Convert to fraction form
    5,922.39/8,172.85 = 3,269.80/x
  3. Step 3: Cross multiply
    5,922.39x = 8,172.85 × 3,269.80
  4. Step 4: Simplify right side
    5,922.39x = 26,723,584.93
  5. Step 5: Solve for x
    x = 26,723,584.93/5,922.39
  6. Step 6: Final answer
    x = 4,512.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.