Home / 4,132.26-6,188.67-3,438.90

Finding the Fourth Proportional to 4,132.26, 6,188.67 and 3,438.90

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Solution

The fourth proportional to 4,132.26, 6,188.67 and 3,438.90 is: 5,150.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,132.26 : 6,188.67 = 3,438.90 : x
  2. Step 2: Convert to fraction form
    4,132.26/6,188.67 = 3,438.90/x
  3. Step 3: Cross multiply
    4,132.26x = 6,188.67 × 3,438.90
  4. Step 4: Simplify right side
    4,132.26x = 21,282,217.26
  5. Step 5: Solve for x
    x = 21,282,217.26/4,132.26
  6. Step 6: Final answer
    x = 5,150.26

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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.