Home / 3,791.28-5,687.52-1,600.32

Finding the Fourth Proportional to 3,791.28, 5,687.52 and 1,600.32

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Solution

The fourth proportional to 3,791.28, 5,687.52 and 1,600.32 is: 2,400.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.28 : 5,687.52 = 1,600.32 : x
  2. Step 2: Convert to fraction form
    3,791.28/5,687.52 = 1,600.32/x
  3. Step 3: Cross multiply
    3,791.28x = 5,687.52 × 1,600.32
  4. Step 4: Simplify right side
    3,791.28x = 9,101,852.01
  5. Step 5: Solve for x
    x = 9,101,852.01/3,791.28
  6. Step 6: Final answer
    x = 2,400.73

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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.