Home / 7,676.06-11,515.77-2,481.86

Finding the Fourth Proportional to 7,676.06, 11,515.77 and 2,481.86

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Solution

The fourth proportional to 7,676.06, 11,515.77 and 2,481.86 is: 3,723.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,676.06 : 11,515.77 = 2,481.86 : x
  2. Step 2: Convert to fraction form
    7,676.06/11,515.77 = 2,481.86/x
  3. Step 3: Cross multiply
    7,676.06x = 11,515.77 × 2,481.86
  4. Step 4: Simplify right side
    7,676.06x = 28,580,528.93
  5. Step 5: Solve for x
    x = 28,580,528.93/7,676.06
  6. Step 6: Final answer
    x = 3,723.33

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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.