Home / 3,183.24-4,392.71-1,856.73

Finding the Fourth Proportional to 3,183.24, 4,392.71 and 1,856.73

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Solution

The fourth proportional to 3,183.24, 4,392.71 and 1,856.73 is: 2,562.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.24 : 4,392.71 = 1,856.73 : x
  2. Step 2: Convert to fraction form
    3,183.24/4,392.71 = 1,856.73/x
  3. Step 3: Cross multiply
    3,183.24x = 4,392.71 × 1,856.73
  4. Step 4: Simplify right side
    3,183.24x = 8,156,076.44
  5. Step 5: Solve for x
    x = 8,156,076.44/3,183.24
  6. Step 6: Final answer
    x = 2,562.19

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Half scale
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Double scale
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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.