Home / 7,770.26-11,651.75-2,504.05

Finding the Fourth Proportional to 7,770.26, 11,651.75 and 2,504.05

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Solution

The fourth proportional to 7,770.26, 11,651.75 and 2,504.05 is: 3,754.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770.26 : 11,651.75 = 2,504.05 : x
  2. Step 2: Convert to fraction form
    7,770.26/11,651.75 = 2,504.05/x
  3. Step 3: Cross multiply
    7,770.26x = 11,651.75 × 2,504.05
  4. Step 4: Simplify right side
    7,770.26x = 29,176,532.33
  5. Step 5: Solve for x
    x = 29,176,532.33/7,770.26
  6. Step 6: Final answer
    x = 3,754.90

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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.