Home / 7,694.40-11,543.14-2,764.42

Finding the Fourth Proportional to 7,694.40, 11,543.14 and 2,764.42

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Solution

The fourth proportional to 7,694.40, 11,543.14 and 2,764.42 is: 4,147.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,694.40 : 11,543.14 = 2,764.42 : x
  2. Step 2: Convert to fraction form
    7,694.40/11,543.14 = 2,764.42/x
  3. Step 3: Cross multiply
    7,694.40x = 11,543.14 × 2,764.42
  4. Step 4: Simplify right side
    7,694.40x = 31,910,087.08
  5. Step 5: Solve for x
    x = 31,910,087.08/7,694.40
  6. Step 6: Final answer
    x = 4,147.18

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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.