Home / 4,220.37-6,324.61-3,229.35

Finding the Fourth Proportional to 4,220.37, 6,324.61 and 3,229.35

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Solution

The fourth proportional to 4,220.37, 6,324.61 and 3,229.35 is: 4,839.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220.37 : 6,324.61 = 3,229.35 : x
  2. Step 2: Convert to fraction form
    4,220.37/6,324.61 = 3,229.35/x
  3. Step 3: Cross multiply
    4,220.37x = 6,324.61 × 3,229.35
  4. Step 4: Simplify right side
    4,220.37x = 20,424,379.30
  5. Step 5: Solve for x
    x = 20,424,379.30/4,220.37
  6. Step 6: Final answer
    x = 4,839.48

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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.