Home / 2,728.82-4,093.92-1,168.07

Finding the Fourth Proportional to 2,728.82, 4,093.92 and 1,168.07

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Solution

The fourth proportional to 2,728.82, 4,093.92 and 1,168.07 is: 1,752.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728.82 : 4,093.92 = 1,168.07 : x
  2. Step 2: Convert to fraction form
    2,728.82/4,093.92 = 1,168.07/x
  3. Step 3: Cross multiply
    2,728.82x = 4,093.92 × 1,168.07
  4. Step 4: Simplify right side
    2,728.82x = 4,781,964.66
  5. Step 5: Solve for x
    x = 4,781,964.66/2,728.82
  6. Step 6: Final answer
    x = 1,752.39

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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.