Home / 3,274.92-4,519.83-1,949.37

Finding the Fourth Proportional to 3,274.92, 4,519.83 and 1,949.37

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Solution

The fourth proportional to 3,274.92, 4,519.83 and 1,949.37 is: 2,690.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.92 : 4,519.83 = 1,949.37 : x
  2. Step 2: Convert to fraction form
    3,274.92/4,519.83 = 1,949.37/x
  3. Step 3: Cross multiply
    3,274.92x = 4,519.83 × 1,949.37
  4. Step 4: Simplify right side
    3,274.92x = 8,810,821.01
  5. Step 5: Solve for x
    x = 8,810,821.01/3,274.92
  6. Step 6: Final answer
    x = 2,690.39

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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.