Home / 3,639.48-5,022.27-2,067.54

Finding the Fourth Proportional to 3,639.48, 5,022.27 and 2,067.54

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Solution

The fourth proportional to 3,639.48, 5,022.27 and 2,067.54 is: 2,853.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.48 : 5,022.27 = 2,067.54 : x
  2. Step 2: Convert to fraction form
    3,639.48/5,022.27 = 2,067.54/x
  3. Step 3: Cross multiply
    3,639.48x = 5,022.27 × 2,067.54
  4. Step 4: Simplify right side
    3,639.48x = 10,383,744.12
  5. Step 5: Solve for x
    x = 10,383,744.12/3,639.48
  6. Step 6: Final answer
    x = 2,853.08

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1.5x scale

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.