Home / 3,383.28-5,056.92-2,940.96

Finding the Fourth Proportional to 3,383.28, 5,056.92 and 2,940.96

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Solution

The fourth proportional to 3,383.28, 5,056.92 and 2,940.96 is: 4,395.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.28 : 5,056.92 = 2,940.96 : x
  2. Step 2: Convert to fraction form
    3,383.28/5,056.92 = 2,940.96/x
  3. Step 3: Cross multiply
    3,383.28x = 5,056.92 × 2,940.96
  4. Step 4: Simplify right side
    3,383.28x = 14,872,199.44
  5. Step 5: Solve for x
    x = 14,872,199.44/3,383.28
  6. Step 6: Final answer
    x = 4,395.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.