Home / 4,198.79-6,290.88-2,946.73

Finding the Fourth Proportional to 4,198.79, 6,290.88 and 2,946.73

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Solution

The fourth proportional to 4,198.79, 6,290.88 and 2,946.73 is: 4,414.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.79 : 6,290.88 = 2,946.73 : x
  2. Step 2: Convert to fraction form
    4,198.79/6,290.88 = 2,946.73/x
  3. Step 3: Cross multiply
    4,198.79x = 6,290.88 × 2,946.73
  4. Step 4: Simplify right side
    4,198.79x = 18,537,493.37
  5. Step 5: Solve for x
    x = 18,537,493.37/4,198.79
  6. Step 6: Final answer
    x = 4,414.97

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1.5x scale

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.