Home / 3,393.78-5,057.35-3,282.30

Finding the Fourth Proportional to 3,393.78, 5,057.35 and 3,282.30

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Solution

The fourth proportional to 3,393.78, 5,057.35 and 3,282.30 is: 4,891.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393.78 : 5,057.35 = 3,282.30 : x
  2. Step 2: Convert to fraction form
    3,393.78/5,057.35 = 3,282.30/x
  3. Step 3: Cross multiply
    3,393.78x = 5,057.35 × 3,282.30
  4. Step 4: Simplify right side
    3,393.78x = 16,599,739.91
  5. Step 5: Solve for x
    x = 16,599,739.91/3,393.78
  6. Step 6: Final answer
    x = 4,891.22

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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.