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Finding the Fourth Proportional to 7,960.88, 11,941.11 and 3,803.83

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Solution

The fourth proportional to 7,960.88, 11,941.11 and 3,803.83 is: 5,705.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.88 : 11,941.11 = 3,803.83 : x
  2. Step 2: Convert to fraction form
    7,960.88/11,941.11 = 3,803.83/x
  3. Step 3: Cross multiply
    7,960.88x = 11,941.11 × 3,803.83
  4. Step 4: Simplify right side
    7,960.88x = 45,421,952.45
  5. Step 5: Solve for x
    x = 45,421,952.45/7,960.88
  6. Step 6: Final answer
    x = 5,705.64

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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.