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Finding the Fourth Proportional to 6,074, 8,383.62 and 3,718.14

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Solution

The fourth proportional to 6,074, 8,383.62 and 3,718.14 is: 5,131.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,074 : 8,383.62 = 3,718.14 : x
  2. Step 2: Convert to fraction form
    6,074/8,383.62 = 3,718.14/x
  3. Step 3: Cross multiply
    6,074x = 8,383.62 × 3,718.14
  4. Step 4: Simplify right side
    6,074x = 31,171,472.87
  5. Step 5: Solve for x
    x = 31,171,472.87/6,074
  6. Step 6: Final answer
    x = 5,131.95

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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.