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Finding the Fourth Proportional to 6,960.54, 9,606.03 and 3,816.93

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Solution

The fourth proportional to 6,960.54, 9,606.03 and 3,816.93 is: 5,267.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,960.54 : 9,606.03 = 3,816.93 : x
  2. Step 2: Convert to fraction form
    6,960.54/9,606.03 = 3,816.93/x
  3. Step 3: Cross multiply
    6,960.54x = 9,606.03 × 3,816.93
  4. Step 4: Simplify right side
    6,960.54x = 36,665,544.09
  5. Step 5: Solve for x
    x = 36,665,544.09/6,960.54
  6. Step 6: Final answer
    x = 5,267.63

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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.