Home / 3,198.27-4,798.05-1,349.38

Finding the Fourth Proportional to 3,198.27, 4,798.05 and 1,349.38

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Solution

The fourth proportional to 3,198.27, 4,798.05 and 1,349.38 is: 2,024.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.27 : 4,798.05 = 1,349.38 : x
  2. Step 2: Convert to fraction form
    3,198.27/4,798.05 = 1,349.38/x
  3. Step 3: Cross multiply
    3,198.27x = 4,798.05 × 1,349.38
  4. Step 4: Simplify right side
    3,198.27x = 6,474,392.71
  5. Step 5: Solve for x
    x = 6,474,392.71/3,198.27
  6. Step 6: Final answer
    x = 2,024.34

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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.