Home / 6,822.72-10,234.08-4,245.12

Finding the Fourth Proportional to 6,822.72, 10,234.08 and 4,245.12

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Solution

The fourth proportional to 6,822.72, 10,234.08 and 4,245.12 is: 6,367.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,822.72 : 10,234.08 = 4,245.12 : x
  2. Step 2: Convert to fraction form
    6,822.72/10,234.08 = 4,245.12/x
  3. Step 3: Cross multiply
    6,822.72x = 10,234.08 × 4,245.12
  4. Step 4: Simplify right side
    6,822.72x = 43,444,897.69
  5. Step 5: Solve for x
    x = 43,444,897.69/6,822.72
  6. Step 6: Final answer
    x = 6,367.68

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Similar ratio
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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.