Home / 3,028.87-4,179.36-1,769.73

Finding the Fourth Proportional to 3,028.87, 4,179.36 and 1,769.73

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Solution

The fourth proportional to 3,028.87, 4,179.36 and 1,769.73 is: 2,441.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.87 : 4,179.36 = 1,769.73 : x
  2. Step 2: Convert to fraction form
    3,028.87/4,179.36 = 1,769.73/x
  3. Step 3: Cross multiply
    3,028.87x = 4,179.36 × 1,769.73
  4. Step 4: Simplify right side
    3,028.87x = 7,396,338.77
  5. Step 5: Solve for x
    x = 7,396,338.77/3,028.87
  6. Step 6: Final answer
    x = 2,441.95

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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.