Home / 4,198.77-5,789.50-2,684.31

Finding the Fourth Proportional to 4,198.77, 5,789.50 and 2,684.31

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Solution

The fourth proportional to 4,198.77, 5,789.50 and 2,684.31 is: 3,701.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.77 : 5,789.50 = 2,684.31 : x
  2. Step 2: Convert to fraction form
    4,198.77/5,789.50 = 2,684.31/x
  3. Step 3: Cross multiply
    4,198.77x = 5,789.50 × 2,684.31
  4. Step 4: Simplify right side
    4,198.77x = 15,540,795.18
  5. Step 5: Solve for x
    x = 15,540,795.18/4,198.77
  6. Step 6: Final answer
    x = 3,701.27

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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.