Home / 2,546.70-3,833.45-2,170.86

Finding the Fourth Proportional to 2,546.70, 3,833.45 and 2,170.86

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Solution

The fourth proportional to 2,546.70, 3,833.45 and 2,170.86 is: 3,267.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,546.70 : 3,833.45 = 2,170.86 : x
  2. Step 2: Convert to fraction form
    2,546.70/3,833.45 = 2,170.86/x
  3. Step 3: Cross multiply
    2,546.70x = 3,833.45 × 2,170.86
  4. Step 4: Simplify right side
    2,546.70x = 8,321,883.27
  5. Step 5: Solve for x
    x = 8,321,883.27/2,546.70
  6. Step 6: Final answer
    x = 3,267.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.