Home / 4,940.43-6,817.87-2,951.16

Finding the Fourth Proportional to 4,940.43, 6,817.87 and 2,951.16

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Solution

The fourth proportional to 4,940.43, 6,817.87 and 2,951.16 is: 4,072.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.43 : 6,817.87 = 2,951.16 : x
  2. Step 2: Convert to fraction form
    4,940.43/6,817.87 = 2,951.16/x
  3. Step 3: Cross multiply
    4,940.43x = 6,817.87 × 2,951.16
  4. Step 4: Simplify right side
    4,940.43x = 20,120,625.23
  5. Step 5: Solve for x
    x = 20,120,625.23/4,940.43
  6. Step 6: Final answer
    x = 4,072.65

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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.