Home / 4,198.23-6,298.16-1,425.38

Finding the Fourth Proportional to 4,198.23, 6,298.16 and 1,425.38

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Solution

The fourth proportional to 4,198.23, 6,298.16 and 1,425.38 is: 2,138.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.23 : 6,298.16 = 1,425.38 : x
  2. Step 2: Convert to fraction form
    4,198.23/6,298.16 = 1,425.38/x
  3. Step 3: Cross multiply
    4,198.23x = 6,298.16 × 1,425.38
  4. Step 4: Simplify right side
    4,198.23x = 8,977,232.68
  5. Step 5: Solve for x
    x = 8,977,232.68/4,198.23
  6. Step 6: Final answer
    x = 2,138.34

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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.