Home / 3,183.76-4,391.52-3,076.84

Finding the Fourth Proportional to 3,183.76, 4,391.52 and 3,076.84

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Solution

The fourth proportional to 3,183.76, 4,391.52 and 3,076.84 is: 4,244.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.76 : 4,391.52 = 3,076.84 : x
  2. Step 2: Convert to fraction form
    3,183.76/4,391.52 = 3,076.84/x
  3. Step 3: Cross multiply
    3,183.76x = 4,391.52 × 3,076.84
  4. Step 4: Simplify right side
    3,183.76x = 13,512,004.40
  5. Step 5: Solve for x
    x = 13,512,004.40/3,183.76
  6. Step 6: Final answer
    x = 4,244.04

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1.5x scale

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.