Home / 4,940.91-6,818.45-2,951.37

Finding the Fourth Proportional to 4,940.91, 6,818.45 and 2,951.37

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Solution

The fourth proportional to 4,940.91, 6,818.45 and 2,951.37 is: 4,072.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.91 : 6,818.45 = 2,951.37 : x
  2. Step 2: Convert to fraction form
    4,940.91/6,818.45 = 2,951.37/x
  3. Step 3: Cross multiply
    4,940.91x = 6,818.45 × 2,951.37
  4. Step 4: Simplify right side
    4,940.91x = 20,123,754.02
  5. Step 5: Solve for x
    x = 20,123,754.02/4,940.91
  6. Step 6: Final answer
    x = 4,072.88

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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.