Home / 3,772.85-5,658.40-1,433.14

Finding the Fourth Proportional to 3,772.85, 5,658.40 and 1,433.14

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Solution

The fourth proportional to 3,772.85, 5,658.40 and 1,433.14 is: 2,149.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.85 : 5,658.40 = 1,433.14 : x
  2. Step 2: Convert to fraction form
    3,772.85/5,658.40 = 1,433.14/x
  3. Step 3: Cross multiply
    3,772.85x = 5,658.40 × 1,433.14
  4. Step 4: Simplify right side
    3,772.85x = 8,109,261.65
  5. Step 5: Solve for x
    x = 8,109,261.65/3,772.85
  6. Step 6: Final answer
    x = 2,149.37

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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.