Home / 3,571.93-5,359.42-1,382.19

Finding the Fourth Proportional to 3,571.93, 5,359.42 and 1,382.19

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Solution

The fourth proportional to 3,571.93, 5,359.42 and 1,382.19 is: 2,073.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.93 : 5,359.42 = 1,382.19 : x
  2. Step 2: Convert to fraction form
    3,571.93/5,359.42 = 1,382.19/x
  3. Step 3: Cross multiply
    3,571.93x = 5,359.42 × 1,382.19
  4. Step 4: Simplify right side
    3,571.93x = 7,407,736.73
  5. Step 5: Solve for x
    x = 7,407,736.73/3,571.93
  6. Step 6: Final answer
    x = 2,073.88

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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.