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Finding the Fourth Proportional to 6,201.38, 8,559.38 and 3,550.32

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Solution

The fourth proportional to 6,201.38, 8,559.38 and 3,550.32 is: 4,900.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,201.38 : 8,559.38 = 3,550.32 : x
  2. Step 2: Convert to fraction form
    6,201.38/8,559.38 = 3,550.32/x
  3. Step 3: Cross multiply
    6,201.38x = 8,559.38 × 3,550.32
  4. Step 4: Simplify right side
    6,201.38x = 30,388,546.88
  5. Step 5: Solve for x
    x = 30,388,546.88/6,201.38
  6. Step 6: Final answer
    x = 4,900.29

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Half scale
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Double scale
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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.