Home / 3,808.27-5,255.41-2,236.36

Finding the Fourth Proportional to 3,808.27, 5,255.41 and 2,236.36

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Solution

The fourth proportional to 3,808.27, 5,255.41 and 2,236.36 is: 3,086.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.27 : 5,255.41 = 2,236.36 : x
  2. Step 2: Convert to fraction form
    3,808.27/5,255.41 = 2,236.36/x
  3. Step 3: Cross multiply
    3,808.27x = 5,255.41 × 2,236.36
  4. Step 4: Simplify right side
    3,808.27x = 11,752,977.74
  5. Step 5: Solve for x
    x = 11,752,977.74/3,808.27
  6. Step 6: Final answer
    x = 3,086.18

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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.