Home / 6,198.36-9,281.66-3,421.95

Finding the Fourth Proportional to 6,198.36, 9,281.66 and 3,421.95

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Solution

The fourth proportional to 6,198.36, 9,281.66 and 3,421.95 is: 5,124.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198.36 : 9,281.66 = 3,421.95 : x
  2. Step 2: Convert to fraction form
    6,198.36/9,281.66 = 3,421.95/x
  3. Step 3: Cross multiply
    6,198.36x = 9,281.66 × 3,421.95
  4. Step 4: Simplify right side
    6,198.36x = 31,761,361.79
  5. Step 5: Solve for x
    x = 31,761,361.79/6,198.36
  6. Step 6: Final answer
    x = 5,124.16

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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.