Home / 11,455.80-17,183.49-4,795.92

Finding the Fourth Proportional to 11,455.80, 17,183.49 and 4,795.92

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Solution

The fourth proportional to 11,455.80, 17,183.49 and 4,795.92 is: 7,193.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,455.80 : 17,183.49 = 4,795.92 : x
  2. Step 2: Convert to fraction form
    11,455.80/17,183.49 = 4,795.92/x
  3. Step 3: Cross multiply
    11,455.80x = 17,183.49 × 4,795.92
  4. Step 4: Simplify right side
    11,455.80x = 82,410,643.36
  5. Step 5: Solve for x
    x = 82,410,643.36/11,455.80
  6. Step 6: Final answer
    x = 7,193.79

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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.