Home / 3,933.54-5,423.04-3,371.58

Finding the Fourth Proportional to 3,933.54, 5,423.04 and 3,371.58

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Solution

The fourth proportional to 3,933.54, 5,423.04 and 3,371.58 is: 4,648.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933.54 : 5,423.04 = 3,371.58 : x
  2. Step 2: Convert to fraction form
    3,933.54/5,423.04 = 3,371.58/x
  3. Step 3: Cross multiply
    3,933.54x = 5,423.04 × 3,371.58
  4. Step 4: Simplify right side
    3,933.54x = 18,284,213.20
  5. Step 5: Solve for x
    x = 18,284,213.20/3,933.54
  6. Step 6: Final answer
    x = 4,648.28

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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.