Home / 3,639.24-5,022-2,067.42

Finding the Fourth Proportional to 3,639.24, 5,022 and 2,067.42

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Solution

The fourth proportional to 3,639.24, 5,022 and 2,067.42 is: 2,852.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.24 : 5,022 = 2,067.42 : x
  2. Step 2: Convert to fraction form
    3,639.24/5,022 = 2,067.42/x
  3. Step 3: Cross multiply
    3,639.24x = 5,022 × 2,067.42
  4. Step 4: Simplify right side
    3,639.24x = 10,382,583.24
  5. Step 5: Solve for x
    x = 10,382,583.24/3,639.24
  6. Step 6: Final answer
    x = 2,852.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.