Home / 3,382.94-5,072.10-1,161.18

Finding the Fourth Proportional to 3,382.94, 5,072.10 and 1,161.18

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Solution

The fourth proportional to 3,382.94, 5,072.10 and 1,161.18 is: 1,740.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.94 : 5,072.10 = 1,161.18 : x
  2. Step 2: Convert to fraction form
    3,382.94/5,072.10 = 1,161.18/x
  3. Step 3: Cross multiply
    3,382.94x = 5,072.10 × 1,161.18
  4. Step 4: Simplify right side
    3,382.94x = 5,889,621.08
  5. Step 5: Solve for x
    x = 5,889,621.08/3,382.94
  6. Step 6: Final answer
    x = 1,740.98

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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.