Home / 3,201.14-4,801.80-1,011.42

Finding the Fourth Proportional to 3,201.14, 4,801.80 and 1,011.42

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Solution

The fourth proportional to 3,201.14, 4,801.80 and 1,011.42 is: 1,517.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201.14 : 4,801.80 = 1,011.42 : x
  2. Step 2: Convert to fraction form
    3,201.14/4,801.80 = 1,011.42/x
  3. Step 3: Cross multiply
    3,201.14x = 4,801.80 × 1,011.42
  4. Step 4: Simplify right side
    3,201.14x = 4,856,636.56
  5. Step 5: Solve for x
    x = 4,856,636.56/3,201.14
  6. Step 6: Final answer
    x = 1,517.16

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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.