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Finding the Fourth Proportional to 3,968.94, 5,951.37 and 2,328.70

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Solution

The fourth proportional to 3,968.94, 5,951.37 and 2,328.70 is: 3,491.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.94 : 5,951.37 = 2,328.70 : x
  2. Step 2: Convert to fraction form
    3,968.94/5,951.37 = 2,328.70/x
  3. Step 3: Cross multiply
    3,968.94x = 5,951.37 × 2,328.70
  4. Step 4: Simplify right side
    3,968.94x = 13,858,955.32
  5. Step 5: Solve for x
    x = 13,858,955.32/3,968.94
  6. Step 6: Final answer
    x = 3,491.85

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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.