Home / 3,198.93-4,795.27-1,966.69

Finding the Fourth Proportional to 3,198.93, 4,795.27 and 1,966.69

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Solution

The fourth proportional to 3,198.93, 4,795.27 and 1,966.69 is: 2,948.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198.93 : 4,795.27 = 1,966.69 : x
  2. Step 2: Convert to fraction form
    3,198.93/4,795.27 = 1,966.69/x
  3. Step 3: Cross multiply
    3,198.93x = 4,795.27 × 1,966.69
  4. Step 4: Simplify right side
    3,198.93x = 9,430,809.56
  5. Step 5: Solve for x
    x = 9,430,809.56/3,198.93
  6. Step 6: Final answer
    x = 2,948.11

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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.