Home / 4,198.22-6,295.99-1,386.53

Finding the Fourth Proportional to 4,198.22, 6,295.99 and 1,386.53

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Solution

The fourth proportional to 4,198.22, 6,295.99 and 1,386.53 is: 2,079.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.22 : 6,295.99 = 1,386.53 : x
  2. Step 2: Convert to fraction form
    4,198.22/6,295.99 = 1,386.53/x
  3. Step 3: Cross multiply
    4,198.22x = 6,295.99 × 1,386.53
  4. Step 4: Simplify right side
    4,198.22x = 8,729,596.49
  5. Step 5: Solve for x
    x = 8,729,596.49/4,198.22
  6. Step 6: Final answer
    x = 2,079.36

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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.