Home / 4,191.70-5,786.49-3,201.07

Finding the Fourth Proportional to 4,191.70, 5,786.49 and 3,201.07

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Solution

The fourth proportional to 4,191.70, 5,786.49 and 3,201.07 is: 4,418.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.70 : 5,786.49 = 3,201.07 : x
  2. Step 2: Convert to fraction form
    4,191.70/5,786.49 = 3,201.07/x
  3. Step 3: Cross multiply
    4,191.70x = 5,786.49 × 3,201.07
  4. Step 4: Simplify right side
    4,191.70x = 18,522,959.54
  5. Step 5: Solve for x
    x = 18,522,959.54/4,191.70
  6. Step 6: Final answer
    x = 4,418.96

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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.