Home / 6,218.67-9,327.86-2,519.91

Finding the Fourth Proportional to 6,218.67, 9,327.86 and 2,519.91

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Solution

The fourth proportional to 6,218.67, 9,327.86 and 2,519.91 is: 3,779.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.67 : 9,327.86 = 2,519.91 : x
  2. Step 2: Convert to fraction form
    6,218.67/9,327.86 = 2,519.91/x
  3. Step 3: Cross multiply
    6,218.67x = 9,327.86 × 2,519.91
  4. Step 4: Simplify right side
    6,218.67x = 23,505,364.54
  5. Step 5: Solve for x
    x = 23,505,364.54/6,218.67
  6. Step 6: Final answer
    x = 3,779.80

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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.