Home / 7,741.76-11,613.60-2,549.44

Finding the Fourth Proportional to 7,741.76, 11,613.60 and 2,549.44

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Solution

The fourth proportional to 7,741.76, 11,613.60 and 2,549.44 is: 3,824.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.76 : 11,613.60 = 2,549.44 : x
  2. Step 2: Convert to fraction form
    7,741.76/11,613.60 = 2,549.44/x
  3. Step 3: Cross multiply
    7,741.76x = 11,613.60 × 2,549.44
  4. Step 4: Simplify right side
    7,741.76x = 29,608,176.38
  5. Step 5: Solve for x
    x = 29,608,176.38/7,741.76
  6. Step 6: Final answer
    x = 3,824.48

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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.