Home / 3,451.74-4,763.45-1,879.83

Finding the Fourth Proportional to 3,451.74, 4,763.45 and 1,879.83

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Solution

The fourth proportional to 3,451.74, 4,763.45 and 1,879.83 is: 2,594.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.74 : 4,763.45 = 1,879.83 : x
  2. Step 2: Convert to fraction form
    3,451.74/4,763.45 = 1,879.83/x
  3. Step 3: Cross multiply
    3,451.74x = 4,763.45 × 1,879.83
  4. Step 4: Simplify right side
    3,451.74x = 8,954,473.86
  5. Step 5: Solve for x
    x = 8,954,473.86/3,451.74
  6. Step 6: Final answer
    x = 2,594.19

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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.