Home / 3,823.66-5,736.39-1,191.04

Finding the Fourth Proportional to 3,823.66, 5,736.39 and 1,191.04

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Solution

The fourth proportional to 3,823.66, 5,736.39 and 1,191.04 is: 1,786.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.66 : 5,736.39 = 1,191.04 : x
  2. Step 2: Convert to fraction form
    3,823.66/5,736.39 = 1,191.04/x
  3. Step 3: Cross multiply
    3,823.66x = 5,736.39 × 1,191.04
  4. Step 4: Simplify right side
    3,823.66x = 6,832,269.95
  5. Step 5: Solve for x
    x = 6,832,269.95/3,823.66
  6. Step 6: Final answer
    x = 1,786.84

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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.