Home / 8,791.77-13,183.40-3,247.73

Finding the Fourth Proportional to 8,791.77, 13,183.40 and 3,247.73

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Solution

The fourth proportional to 8,791.77, 13,183.40 and 3,247.73 is: 4,870.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,791.77 : 13,183.40 = 3,247.73 : x
  2. Step 2: Convert to fraction form
    8,791.77/13,183.40 = 3,247.73/x
  3. Step 3: Cross multiply
    8,791.77x = 13,183.40 × 3,247.73
  4. Step 4: Simplify right side
    8,791.77x = 42,816,065.88
  5. Step 5: Solve for x
    x = 42,816,065.88/8,791.77
  6. Step 6: Final answer
    x = 4,870.02

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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.