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Finding the Fourth Proportional to 5,935.92, 8,907 and 2,651.40

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Solution

The fourth proportional to 5,935.92, 8,907 and 2,651.40 is: 3,978.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,935.92 : 8,907 = 2,651.40 : x
  2. Step 2: Convert to fraction form
    5,935.92/8,907 = 2,651.40/x
  3. Step 3: Cross multiply
    5,935.92x = 8,907 × 2,651.40
  4. Step 4: Simplify right side
    5,935.92x = 23,616,019.80
  5. Step 5: Solve for x
    x = 23,616,019.80/5,935.92
  6. Step 6: Final answer
    x = 3,978.49

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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.