Home / 3,282.43-4,529.71-1,790.27

Finding the Fourth Proportional to 3,282.43, 4,529.71 and 1,790.27

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Solution

The fourth proportional to 3,282.43, 4,529.71 and 1,790.27 is: 2,470.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.43 : 4,529.71 = 1,790.27 : x
  2. Step 2: Convert to fraction form
    3,282.43/4,529.71 = 1,790.27/x
  3. Step 3: Cross multiply
    3,282.43x = 4,529.71 × 1,790.27
  4. Step 4: Simplify right side
    3,282.43x = 8,109,403.92
  5. Step 5: Solve for x
    x = 8,109,403.92/3,282.43
  6. Step 6: Final answer
    x = 2,470.55

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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.