Home / 3,393.96-4,684.08-2,067.86

Finding the Fourth Proportional to 3,393.96, 4,684.08 and 2,067.86

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Solution

The fourth proportional to 3,393.96, 4,684.08 and 2,067.86 is: 2,853.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.96 : 4,684.08 = 2,067.86 : x
  2. Step 2: Convert to fraction form
    3,393.96/4,684.08 = 2,067.86/x
  3. Step 3: Cross multiply
    3,393.96x = 4,684.08 × 2,067.86
  4. Step 4: Simplify right side
    3,393.96x = 9,685,998.25
  5. Step 5: Solve for x
    x = 9,685,998.25/3,393.96
  6. Step 6: Final answer
    x = 2,853.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.