Home / 7,613.82-11,411.16-3,452.58

Finding the Fourth Proportional to 7,613.82, 11,411.16 and 3,452.58

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Solution

The fourth proportional to 7,613.82, 11,411.16 and 3,452.58 is: 5,174.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.82 : 11,411.16 = 3,452.58 : x
  2. Step 2: Convert to fraction form
    7,613.82/11,411.16 = 3,452.58/x
  3. Step 3: Cross multiply
    7,613.82x = 11,411.16 × 3,452.58
  4. Step 4: Simplify right side
    7,613.82x = 39,397,942.79
  5. Step 5: Solve for x
    x = 39,397,942.79/7,613.82
  6. Step 6: Final answer
    x = 5,174.53

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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.