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Finding the Fourth Proportional to 6,336.92, 8,745.83 and 3,982.25

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Solution

The fourth proportional to 6,336.92, 8,745.83 and 3,982.25 is: 5,496.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,336.92 : 8,745.83 = 3,982.25 : x
  2. Step 2: Convert to fraction form
    6,336.92/8,745.83 = 3,982.25/x
  3. Step 3: Cross multiply
    6,336.92x = 8,745.83 × 3,982.25
  4. Step 4: Simplify right side
    6,336.92x = 34,828,017.88
  5. Step 5: Solve for x
    x = 34,828,017.88/6,336.92
  6. Step 6: Final answer
    x = 5,496.05

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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.