Home / 3,382.70-5,074.06-1,190.92

Finding the Fourth Proportional to 3,382.70, 5,074.06 and 1,190.92

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Solution

The fourth proportional to 3,382.70, 5,074.06 and 1,190.92 is: 1,786.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.70 : 5,074.06 = 1,190.92 : x
  2. Step 2: Convert to fraction form
    3,382.70/5,074.06 = 1,190.92/x
  3. Step 3: Cross multiply
    3,382.70x = 5,074.06 × 1,190.92
  4. Step 4: Simplify right side
    3,382.70x = 6,042,799.54
  5. Step 5: Solve for x
    x = 6,042,799.54/3,382.70
  6. Step 6: Final answer
    x = 1,786.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.