Home / 5,163.88-7,740.50-2,042.62

Finding the Fourth Proportional to 5,163.88, 7,740.50 and 2,042.62

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Solution

The fourth proportional to 5,163.88, 7,740.50 and 2,042.62 is: 3,061.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,163.88 : 7,740.50 = 2,042.62 : x
  2. Step 2: Convert to fraction form
    5,163.88/7,740.50 = 2,042.62/x
  3. Step 3: Cross multiply
    5,163.88x = 7,740.50 × 2,042.62
  4. Step 4: Simplify right side
    5,163.88x = 15,810,900.11
  5. Step 5: Solve for x
    x = 15,810,900.11/5,163.88
  6. Step 6: Final answer
    x = 3,061.83

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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.