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Finding the Fourth Proportional to 5,838.96, 8,060.08 and 3,949.64

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Solution

The fourth proportional to 5,838.96, 8,060.08 and 3,949.64 is: 5,452.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.96 : 8,060.08 = 3,949.64 : x
  2. Step 2: Convert to fraction form
    5,838.96/8,060.08 = 3,949.64/x
  3. Step 3: Cross multiply
    5,838.96x = 8,060.08 × 3,949.64
  4. Step 4: Simplify right side
    5,838.96x = 31,834,414.37
  5. Step 5: Solve for x
    x = 31,834,414.37/5,838.96
  6. Step 6: Final answer
    x = 5,452.07

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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.