Home / 5,922.32-8,172.78-3,269.66

Finding the Fourth Proportional to 5,922.32, 8,172.78 and 3,269.66

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Solution

The fourth proportional to 5,922.32, 8,172.78 and 3,269.66 is: 4,512.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,922.32 : 8,172.78 = 3,269.66 : x
  2. Step 2: Convert to fraction form
    5,922.32/8,172.78 = 3,269.66/x
  3. Step 3: Cross multiply
    5,922.32x = 8,172.78 × 3,269.66
  4. Step 4: Simplify right side
    5,922.32x = 26,722,211.85
  5. Step 5: Solve for x
    x = 26,722,211.85/5,922.32
  6. Step 6: Final answer
    x = 4,512.12

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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.