Home / 4,218.31-6,327.48-2,766.65

Finding the Fourth Proportional to 4,218.31, 6,327.48 and 2,766.65

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Solution

The fourth proportional to 4,218.31, 6,327.48 and 2,766.65 is: 4,149.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.31 : 6,327.48 = 2,766.65 : x
  2. Step 2: Convert to fraction form
    4,218.31/6,327.48 = 2,766.65/x
  3. Step 3: Cross multiply
    4,218.31x = 6,327.48 × 2,766.65
  4. Step 4: Simplify right side
    4,218.31x = 17,505,922.54
  5. Step 5: Solve for x
    x = 17,505,922.54/4,218.31
  6. Step 6: Final answer
    x = 4,149.99

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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.