Home / 4,286.44-5,916.60-2,791.72

Finding the Fourth Proportional to 4,286.44, 5,916.60 and 2,791.72

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Solution

The fourth proportional to 4,286.44, 5,916.60 and 2,791.72 is: 3,853.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.44 : 5,916.60 = 2,791.72 : x
  2. Step 2: Convert to fraction form
    4,286.44/5,916.60 = 2,791.72/x
  3. Step 3: Cross multiply
    4,286.44x = 5,916.60 × 2,791.72
  4. Step 4: Simplify right side
    4,286.44x = 16,517,490.55
  5. Step 5: Solve for x
    x = 16,517,490.55/4,286.44
  6. Step 6: Final answer
    x = 3,853.43

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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.