Home / 3,387.16-5,081.26-1,195.96

Finding the Fourth Proportional to 3,387.16, 5,081.26 and 1,195.96

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Solution

The fourth proportional to 3,387.16, 5,081.26 and 1,195.96 is: 1,794.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.16 : 5,081.26 = 1,195.96 : x
  2. Step 2: Convert to fraction form
    3,387.16/5,081.26 = 1,195.96/x
  3. Step 3: Cross multiply
    3,387.16x = 5,081.26 × 1,195.96
  4. Step 4: Simplify right side
    3,387.16x = 6,076,983.71
  5. Step 5: Solve for x
    x = 6,076,983.71/3,387.16
  6. Step 6: Final answer
    x = 1,794.12

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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.