Home / 3,808.25-5,257.09-2,236.44

Finding the Fourth Proportional to 3,808.25, 5,257.09 and 2,236.44

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Solution

The fourth proportional to 3,808.25, 5,257.09 and 2,236.44 is: 3,087.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,808.25 : 5,257.09 = 2,236.44 : x
  2. Step 2: Convert to fraction form
    3,808.25/5,257.09 = 2,236.44/x
  3. Step 3: Cross multiply
    3,808.25x = 5,257.09 × 2,236.44
  4. Step 4: Simplify right side
    3,808.25x = 11,757,155.18
  5. Step 5: Solve for x
    x = 11,757,155.18/3,808.25
  6. Step 6: Final answer
    x = 3,087.29

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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.