Home / 2,843.24-3,923.01-1,663.73

Finding the Fourth Proportional to 2,843.24, 3,923.01 and 1,663.73

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Solution

The fourth proportional to 2,843.24, 3,923.01 and 1,663.73 is: 2,295.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,843.24 : 3,923.01 = 1,663.73 : x
  2. Step 2: Convert to fraction form
    2,843.24/3,923.01 = 1,663.73/x
  3. Step 3: Cross multiply
    2,843.24x = 3,923.01 × 1,663.73
  4. Step 4: Simplify right side
    2,843.24x = 6,526,829.43
  5. Step 5: Solve for x
    x = 6,526,829.43/2,843.24
  6. Step 6: Final answer
    x = 2,295.56

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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.