Home / 3,519.62-4,857.39-2,027.60

Finding the Fourth Proportional to 3,519.62, 4,857.39 and 2,027.60

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Solution

The fourth proportional to 3,519.62, 4,857.39 and 2,027.60 is: 2,798.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.62 : 4,857.39 = 2,027.60 : x
  2. Step 2: Convert to fraction form
    3,519.62/4,857.39 = 2,027.60/x
  3. Step 3: Cross multiply
    3,519.62x = 4,857.39 × 2,027.60
  4. Step 4: Simplify right side
    3,519.62x = 9,848,819.68
  5. Step 5: Solve for x
    x = 9,848,819.68/3,519.62
  6. Step 6: Final answer
    x = 2,798.27

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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.