Home / 3,357.90-5,033.24-2,125.66

Finding the Fourth Proportional to 3,357.90, 5,033.24 and 2,125.66

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Solution

The fourth proportional to 3,357.90, 5,033.24 and 2,125.66 is: 3,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.90 : 5,033.24 = 2,125.66 : x
  2. Step 2: Convert to fraction form
    3,357.90/5,033.24 = 2,125.66/x
  3. Step 3: Cross multiply
    3,357.90x = 5,033.24 × 2,125.66
  4. Step 4: Simplify right side
    3,357.90x = 10,698,951.14
  5. Step 5: Solve for x
    x = 10,698,951.14/3,357.90
  6. Step 6: Final answer
    x = 3,186.21

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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.