Home / 2,165.58-3,243.33-2,092.86

Finding the Fourth Proportional to 2,165.58, 3,243.33 and 2,092.86

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Solution

The fourth proportional to 2,165.58, 3,243.33 and 2,092.86 is: 3,134.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165.58 : 3,243.33 = 2,092.86 : x
  2. Step 2: Convert to fraction form
    2,165.58/3,243.33 = 2,092.86/x
  3. Step 3: Cross multiply
    2,165.58x = 3,243.33 × 2,092.86
  4. Step 4: Simplify right side
    2,165.58x = 6,787,835.62
  5. Step 5: Solve for x
    x = 6,787,835.62/2,165.58
  6. Step 6: Final answer
    x = 3,134.42

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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.