Home / 4,777.29-7,163.24-2,177.73

Finding the Fourth Proportional to 4,777.29, 7,163.24 and 2,177.73

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Solution

The fourth proportional to 4,777.29, 7,163.24 and 2,177.73 is: 3,265.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,777.29 : 7,163.24 = 2,177.73 : x
  2. Step 2: Convert to fraction form
    4,777.29/7,163.24 = 2,177.73/x
  3. Step 3: Cross multiply
    4,777.29x = 7,163.24 × 2,177.73
  4. Step 4: Simplify right side
    4,777.29x = 15,599,591.76
  5. Step 5: Solve for x
    x = 15,599,591.76/4,777.29
  6. Step 6: Final answer
    x = 3,265.36

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1.5x scale

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.