Home / 7,229.21-10,850.11-4,115.48

Finding the Fourth Proportional to 7,229.21, 10,850.11 and 4,115.48

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Solution

The fourth proportional to 7,229.21, 10,850.11 and 4,115.48 is: 6,176.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229.21 : 10,850.11 = 4,115.48 : x
  2. Step 2: Convert to fraction form
    7,229.21/10,850.11 = 4,115.48/x
  3. Step 3: Cross multiply
    7,229.21x = 10,850.11 × 4,115.48
  4. Step 4: Simplify right side
    7,229.21x = 44,653,427.54
  5. Step 5: Solve for x
    x = 44,653,427.54/7,229.21
  6. Step 6: Final answer
    x = 6,176.80

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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.