Home / 7,163.73-9,883.56-4,331.97

Finding the Fourth Proportional to 7,163.73, 9,883.56 and 4,331.97

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Solution

The fourth proportional to 7,163.73, 9,883.56 and 4,331.97 is: 5,976.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,163.73 : 9,883.56 = 4,331.97 : x
  2. Step 2: Convert to fraction form
    7,163.73/9,883.56 = 4,331.97/x
  3. Step 3: Cross multiply
    7,163.73x = 9,883.56 × 4,331.97
  4. Step 4: Simplify right side
    7,163.73x = 42,815,285.41
  5. Step 5: Solve for x
    x = 42,815,285.41/7,163.73
  6. Step 6: Final answer
    x = 5,976.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.