Home / 7,613.89-11,420.84-2,067.24

Finding the Fourth Proportional to 7,613.89, 11,420.84 and 2,067.24

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Solution

The fourth proportional to 7,613.89, 11,420.84 and 2,067.24 is: 3,100.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.89 : 11,420.84 = 2,067.24 : x
  2. Step 2: Convert to fraction form
    7,613.89/11,420.84 = 2,067.24/x
  3. Step 3: Cross multiply
    7,613.89x = 11,420.84 × 2,067.24
  4. Step 4: Simplify right side
    7,613.89x = 23,609,617.28
  5. Step 5: Solve for x
    x = 23,609,617.28/7,613.89
  6. Step 6: Final answer
    x = 3,100.86

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Similar ratio
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1.5x scale

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.