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Finding the Fourth Proportional to 7,951.04, 11,932.03 and 2,756.92

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Solution

The fourth proportional to 7,951.04, 11,932.03 and 2,756.92 is: 4,137.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,951.04 : 11,932.03 = 2,756.92 : x
  2. Step 2: Convert to fraction form
    7,951.04/11,932.03 = 2,756.92/x
  3. Step 3: Cross multiply
    7,951.04x = 11,932.03 × 2,756.92
  4. Step 4: Simplify right side
    7,951.04x = 32,895,592.49
  5. Step 5: Solve for x
    x = 32,895,592.49/7,951.04
  6. Step 6: Final answer
    x = 4,137.27

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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.