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Finding the Fourth Proportional to 5,928.93, 8,879.76 and 3,732.21

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Solution

The fourth proportional to 5,928.93, 8,879.76 and 3,732.21 is: 5,589.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928.93 : 8,879.76 = 3,732.21 : x
  2. Step 2: Convert to fraction form
    5,928.93/8,879.76 = 3,732.21/x
  3. Step 3: Cross multiply
    5,928.93x = 8,879.76 × 3,732.21
  4. Step 4: Simplify right side
    5,928.93x = 33,141,129.07
  5. Step 5: Solve for x
    x = 33,141,129.07/5,928.93
  6. Step 6: Final answer
    x = 5,589.73

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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.