Home / 3,933.21-5,426.46-2,517.13

Finding the Fourth Proportional to 3,933.21, 5,426.46 and 2,517.13

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Solution

The fourth proportional to 3,933.21, 5,426.46 and 2,517.13 is: 3,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933.21 : 5,426.46 = 2,517.13 : x
  2. Step 2: Convert to fraction form
    3,933.21/5,426.46 = 2,517.13/x
  3. Step 3: Cross multiply
    3,933.21x = 5,426.46 × 2,517.13
  4. Step 4: Simplify right side
    3,933.21x = 13,659,105.26
  5. Step 5: Solve for x
    x = 13,659,105.26/3,933.21
  6. Step 6: Final answer
    x = 3,472.76

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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.