Home / 7,613.10-11,419.25-2,418.57

Finding the Fourth Proportional to 7,613.10, 11,419.25 and 2,418.57

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Solution

The fourth proportional to 7,613.10, 11,419.25 and 2,418.57 is: 3,627.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.10 : 11,419.25 = 2,418.57 : x
  2. Step 2: Convert to fraction form
    7,613.10/11,419.25 = 2,418.57/x
  3. Step 3: Cross multiply
    7,613.10x = 11,419.25 × 2,418.57
  4. Step 4: Simplify right side
    7,613.10x = 27,618,243.38
  5. Step 5: Solve for x
    x = 27,618,243.38/7,613.10
  6. Step 6: Final answer
    x = 3,627.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.