Home / 3,183.27-4,392.67-1,766.83

Finding the Fourth Proportional to 3,183.27, 4,392.67 and 1,766.83

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Solution

The fourth proportional to 3,183.27, 4,392.67 and 1,766.83 is: 2,438.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.27 : 4,392.67 = 1,766.83 : x
  2. Step 2: Convert to fraction form
    3,183.27/4,392.67 = 1,766.83/x
  3. Step 3: Cross multiply
    3,183.27x = 4,392.67 × 1,766.83
  4. Step 4: Simplify right side
    3,183.27x = 7,761,095.76
  5. Step 5: Solve for x
    x = 7,761,095.76/3,183.27
  6. Step 6: Final answer
    x = 2,438.09

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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.