Home / 3,183.08-4,392.25-1,766.57

Finding the Fourth Proportional to 3,183.08, 4,392.25 and 1,766.57

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Solution

The fourth proportional to 3,183.08, 4,392.25 and 1,766.57 is: 2,437.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.08 : 4,392.25 = 1,766.57 : x
  2. Step 2: Convert to fraction form
    3,183.08/4,392.25 = 1,766.57/x
  3. Step 3: Cross multiply
    3,183.08x = 4,392.25 × 1,766.57
  4. Step 4: Simplify right side
    3,183.08x = 7,759,190.70
  5. Step 5: Solve for x
    x = 7,759,190.70/3,183.08
  6. Step 6: Final answer
    x = 2,437.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.