Home / 4,494.30-6,742.80-3,198.30

Finding the Fourth Proportional to 4,494.30, 6,742.80 and 3,198.30

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Solution

The fourth proportional to 4,494.30, 6,742.80 and 3,198.30 is: 4,798.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,494.30 : 6,742.80 = 3,198.30 : x
  2. Step 2: Convert to fraction form
    4,494.30/6,742.80 = 3,198.30/x
  3. Step 3: Cross multiply
    4,494.30x = 6,742.80 × 3,198.30
  4. Step 4: Simplify right side
    4,494.30x = 21,565,497.24
  5. Step 5: Solve for x
    x = 21,565,497.24/4,494.30
  6. Step 6: Final answer
    x = 4,798.41

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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.