Home / 3,451.71-4,763.39-1,879.82

Finding the Fourth Proportional to 3,451.71, 4,763.39 and 1,879.82

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Solution

The fourth proportional to 3,451.71, 4,763.39 and 1,879.82 is: 2,594.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.71 : 4,763.39 = 1,879.82 : x
  2. Step 2: Convert to fraction form
    3,451.71/4,763.39 = 1,879.82/x
  3. Step 3: Cross multiply
    3,451.71x = 4,763.39 × 1,879.82
  4. Step 4: Simplify right side
    3,451.71x = 8,954,282.57
  5. Step 5: Solve for x
    x = 8,954,282.57/3,451.71
  6. Step 6: Final answer
    x = 2,594.16

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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.