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Finding the Fourth Proportional to 3,597.87, 4,966.08 and 2,181.99

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Solution

The fourth proportional to 3,597.87, 4,966.08 and 2,181.99 is: 3,011.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,597.87 : 4,966.08 = 2,181.99 : x
  2. Step 2: Convert to fraction form
    3,597.87/4,966.08 = 2,181.99/x
  3. Step 3: Cross multiply
    3,597.87x = 4,966.08 × 2,181.99
  4. Step 4: Simplify right side
    3,597.87x = 10,835,936.90
  5. Step 5: Solve for x
    x = 10,835,936.90/3,597.87
  6. Step 6: Final answer
    x = 3,011.76

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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.