Home / 4,092.45-6,138.03-1,626.39

Finding the Fourth Proportional to 4,092.45, 6,138.03 and 1,626.39

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Solution

The fourth proportional to 4,092.45, 6,138.03 and 1,626.39 is: 2,439.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.45 : 6,138.03 = 1,626.39 : x
  2. Step 2: Convert to fraction form
    4,092.45/6,138.03 = 1,626.39/x
  3. Step 3: Cross multiply
    4,092.45x = 6,138.03 × 1,626.39
  4. Step 4: Simplify right side
    4,092.45x = 9,982,830.61
  5. Step 5: Solve for x
    x = 9,982,830.61/4,092.45
  6. Step 6: Final answer
    x = 2,439.33

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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.