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Finding the Fourth Proportional to 6,591.59, 9,096.11 and 3,940.46

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Solution

The fourth proportional to 6,591.59, 9,096.11 and 3,940.46 is: 5,437.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,591.59 : 9,096.11 = 3,940.46 : x
  2. Step 2: Convert to fraction form
    6,591.59/9,096.11 = 3,940.46/x
  3. Step 3: Cross multiply
    6,591.59x = 9,096.11 × 3,940.46
  4. Step 4: Simplify right side
    6,591.59x = 35,842,857.61
  5. Step 5: Solve for x
    x = 35,842,857.61/6,591.59
  6. Step 6: Final answer
    x = 5,437.66

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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.