Home / 2,236.30-3,351.84-936.28

Finding the Fourth Proportional to 2,236.30, 3,351.84 and 936.28

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Solution

The fourth proportional to 2,236.30, 3,351.84 and 936.28 is: 1,403.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.30 : 3,351.84 = 936.28 : x
  2. Step 2: Convert to fraction form
    2,236.30/3,351.84 = 936.28/x
  3. Step 3: Cross multiply
    2,236.30x = 3,351.84 × 936.28
  4. Step 4: Simplify right side
    2,236.30x = 3,138,260.76
  5. Step 5: Solve for x
    x = 3,138,260.76/2,236.30
  6. Step 6: Final answer
    x = 1,403.33

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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.