Home / 4,481.70-6,715.08-3,163.29

Finding the Fourth Proportional to 4,481.70, 6,715.08 and 3,163.29

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Solution

The fourth proportional to 4,481.70, 6,715.08 and 3,163.29 is: 4,739.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,481.70 : 6,715.08 = 3,163.29 : x
  2. Step 2: Convert to fraction form
    4,481.70/6,715.08 = 3,163.29/x
  3. Step 3: Cross multiply
    4,481.70x = 6,715.08 × 3,163.29
  4. Step 4: Simplify right side
    4,481.70x = 21,241,770.59
  5. Step 5: Solve for x
    x = 21,241,770.59/4,481.70
  6. Step 6: Final answer
    x = 4,739.66

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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.