Home / 3,896.37-5,376.92-2,194.88

Finding the Fourth Proportional to 3,896.37, 5,376.92 and 2,194.88

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Solution

The fourth proportional to 3,896.37, 5,376.92 and 2,194.88 is: 3,028.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896.37 : 5,376.92 = 2,194.88 : x
  2. Step 2: Convert to fraction form
    3,896.37/5,376.92 = 2,194.88/x
  3. Step 3: Cross multiply
    3,896.37x = 5,376.92 × 2,194.88
  4. Step 4: Simplify right side
    3,896.37x = 11,801,708.98
  5. Step 5: Solve for x
    x = 11,801,708.98/3,896.37
  6. Step 6: Final answer
    x = 3,028.90

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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.