Home / 4,183.47-6,270.84-1,961.16

Finding the Fourth Proportional to 4,183.47, 6,270.84 and 1,961.16

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Solution

The fourth proportional to 4,183.47, 6,270.84 and 1,961.16 is: 2,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.47 : 6,270.84 = 1,961.16 : x
  2. Step 2: Convert to fraction form
    4,183.47/6,270.84 = 1,961.16/x
  3. Step 3: Cross multiply
    4,183.47x = 6,270.84 × 1,961.16
  4. Step 4: Simplify right side
    4,183.47x = 12,298,137.85
  5. Step 5: Solve for x
    x = 12,298,137.85/4,183.47
  6. Step 6: Final answer
    x = 2,939.70

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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.