Home / 3,382.82-5,071.92-1,191.26

Finding the Fourth Proportional to 3,382.82, 5,071.92 and 1,191.26

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Solution

The fourth proportional to 3,382.82, 5,071.92 and 1,191.26 is: 1,786.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.82 : 5,071.92 = 1,191.26 : x
  2. Step 2: Convert to fraction form
    3,382.82/5,071.92 = 1,191.26/x
  3. Step 3: Cross multiply
    3,382.82x = 5,071.92 × 1,191.26
  4. Step 4: Simplify right side
    3,382.82x = 6,041,975.42
  5. Step 5: Solve for x
    x = 6,041,975.42/3,382.82
  6. Step 6: Final answer
    x = 1,786.08

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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.