Home / 6,021.29-8,311.31-4,229.21

Finding the Fourth Proportional to 6,021.29, 8,311.31 and 4,229.21

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Solution

The fourth proportional to 6,021.29, 8,311.31 and 4,229.21 is: 5,837.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.29 : 8,311.31 = 4,229.21 : x
  2. Step 2: Convert to fraction form
    6,021.29/8,311.31 = 4,229.21/x
  3. Step 3: Cross multiply
    6,021.29x = 8,311.31 × 4,229.21
  4. Step 4: Simplify right side
    6,021.29x = 35,150,212.66
  5. Step 5: Solve for x
    x = 35,150,212.66/6,021.29
  6. Step 6: Final answer
    x = 5,837.65

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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.