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Finding the Fourth Proportional to 5,745.95, 8,618.94 and 3,797.72

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Solution

The fourth proportional to 5,745.95, 8,618.94 and 3,797.72 is: 5,696.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745.95 : 8,618.94 = 3,797.72 : x
  2. Step 2: Convert to fraction form
    5,745.95/8,618.94 = 3,797.72/x
  3. Step 3: Cross multiply
    5,745.95x = 8,618.94 × 3,797.72
  4. Step 4: Simplify right side
    5,745.95x = 32,732,277.72
  5. Step 5: Solve for x
    x = 32,732,277.72/5,745.95
  6. Step 6: Final answer
    x = 5,696.59

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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.