Home / 4,092.25-6,138.78-1,626.52

Finding the Fourth Proportional to 4,092.25, 6,138.78 and 1,626.52

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Solution

The fourth proportional to 4,092.25, 6,138.78 and 1,626.52 is: 2,439.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,092.25 : 6,138.78 = 1,626.52 : x
  2. Step 2: Convert to fraction form
    4,092.25/6,138.78 = 1,626.52/x
  3. Step 3: Cross multiply
    4,092.25x = 6,138.78 × 1,626.52
  4. Step 4: Simplify right side
    4,092.25x = 9,984,848.45
  5. Step 5: Solve for x
    x = 9,984,848.45/4,092.25
  6. Step 6: Final answer
    x = 2,439.94

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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.