Home / 3,234.43-4,851.67-1,286.64

Finding the Fourth Proportional to 3,234.43, 4,851.67 and 1,286.64

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Solution

The fourth proportional to 3,234.43, 4,851.67 and 1,286.64 is: 1,929.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.43 : 4,851.67 = 1,286.64 : x
  2. Step 2: Convert to fraction form
    3,234.43/4,851.67 = 1,286.64/x
  3. Step 3: Cross multiply
    3,234.43x = 4,851.67 × 1,286.64
  4. Step 4: Simplify right side
    3,234.43x = 6,242,349.47
  5. Step 5: Solve for x
    x = 6,242,349.47/3,234.43
  6. Step 6: Final answer
    x = 1,929.97

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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.