Home / 1,273.97-1,910.66-1,150.04

Finding the Fourth Proportional to 1,273.97, 1,910.66 and 1,150.04

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Solution

The fourth proportional to 1,273.97, 1,910.66 and 1,150.04 is: 1,724.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273.97 : 1,910.66 = 1,150.04 : x
  2. Step 2: Convert to fraction form
    1,273.97/1,910.66 = 1,150.04/x
  3. Step 3: Cross multiply
    1,273.97x = 1,910.66 × 1,150.04
  4. Step 4: Simplify right side
    1,273.97x = 2,197,334.45
  5. Step 5: Solve for x
    x = 2,197,334.45/1,273.97
  6. Step 6: Final answer
    x = 1,724.79

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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.