Home / 2,236.94-3,086.97-1,305.44

Finding the Fourth Proportional to 2,236.94, 3,086.97 and 1,305.44

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Solution

The fourth proportional to 2,236.94, 3,086.97 and 1,305.44 is: 1,801.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.94 : 3,086.97 = 1,305.44 : x
  2. Step 2: Convert to fraction form
    2,236.94/3,086.97 = 1,305.44/x
  3. Step 3: Cross multiply
    2,236.94x = 3,086.97 × 1,305.44
  4. Step 4: Simplify right side
    2,236.94x = 4,029,854.12
  5. Step 5: Solve for x
    x = 4,029,854.12/2,236.94
  6. Step 6: Final answer
    x = 1,801.50

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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.