Home / 5,610.97-7,700.45-5,163.85

Finding the Fourth Proportional to 5,610.97, 7,700.45 and 5,163.85

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Solution

The fourth proportional to 5,610.97, 7,700.45 and 5,163.85 is: 7,086.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610.97 : 7,700.45 = 5,163.85 : x
  2. Step 2: Convert to fraction form
    5,610.97/7,700.45 = 5,163.85/x
  3. Step 3: Cross multiply
    5,610.97x = 7,700.45 × 5,163.85
  4. Step 4: Simplify right side
    5,610.97x = 39,763,968.73
  5. Step 5: Solve for x
    x = 39,763,968.73/5,610.97
  6. Step 6: Final answer
    x = 7,086.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.