Home / 5,201.30-7,177.79-2,843.44

Finding the Fourth Proportional to 5,201.30, 7,177.79 and 2,843.44

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Solution

The fourth proportional to 5,201.30, 7,177.79 and 2,843.44 is: 3,923.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201.30 : 7,177.79 = 2,843.44 : x
  2. Step 2: Convert to fraction form
    5,201.30/7,177.79 = 2,843.44/x
  3. Step 3: Cross multiply
    5,201.30x = 7,177.79 × 2,843.44
  4. Step 4: Simplify right side
    5,201.30x = 20,409,596.36
  5. Step 5: Solve for x
    x = 20,409,596.36/5,201.30
  6. Step 6: Final answer
    x = 3,923.94

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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.