Home / 4,981.39-6,874.37-2,743.34

Finding the Fourth Proportional to 4,981.39, 6,874.37 and 2,743.34

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Solution

The fourth proportional to 4,981.39, 6,874.37 and 2,743.34 is: 3,785.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.39 : 6,874.37 = 2,743.34 : x
  2. Step 2: Convert to fraction form
    4,981.39/6,874.37 = 2,743.34/x
  3. Step 3: Cross multiply
    4,981.39x = 6,874.37 × 2,743.34
  4. Step 4: Simplify right side
    4,981.39x = 18,858,692.97
  5. Step 5: Solve for x
    x = 18,858,692.97/4,981.39
  6. Step 6: Final answer
    x = 3,785.83

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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.