Home / 3,639.08-5,021.90-2,067.17

Finding the Fourth Proportional to 3,639.08, 5,021.90 and 2,067.17

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Solution

The fourth proportional to 3,639.08, 5,021.90 and 2,067.17 is: 2,852.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639.08 : 5,021.90 = 2,067.17 : x
  2. Step 2: Convert to fraction form
    3,639.08/5,021.90 = 2,067.17/x
  3. Step 3: Cross multiply
    3,639.08x = 5,021.90 × 2,067.17
  4. Step 4: Simplify right side
    3,639.08x = 10,381,121.58
  5. Step 5: Solve for x
    x = 10,381,121.58/3,639.08
  6. Step 6: Final answer
    x = 2,852.68

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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.