Home / 2,728.82-4,087.08-2,236.75

Finding the Fourth Proportional to 2,728.82, 4,087.08 and 2,236.75

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Solution

The fourth proportional to 2,728.82, 4,087.08 and 2,236.75 is: 3,350.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728.82 : 4,087.08 = 2,236.75 : x
  2. Step 2: Convert to fraction form
    2,728.82/4,087.08 = 2,236.75/x
  3. Step 3: Cross multiply
    2,728.82x = 4,087.08 × 2,236.75
  4. Step 4: Simplify right side
    2,728.82x = 9,141,765.97
  5. Step 5: Solve for x
    x = 9,141,765.97/2,728.82
  6. Step 6: Final answer
    x = 3,350.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.