Home / 3,933.48-5,900.19-1,011.78

Finding the Fourth Proportional to 3,933.48, 5,900.19 and 1,011.78

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Solution

The fourth proportional to 3,933.48, 5,900.19 and 1,011.78 is: 1,517.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933.48 : 5,900.19 = 1,011.78 : x
  2. Step 2: Convert to fraction form
    3,933.48/5,900.19 = 1,011.78/x
  3. Step 3: Cross multiply
    3,933.48x = 5,900.19 × 1,011.78
  4. Step 4: Simplify right side
    3,933.48x = 5,969,694.24
  5. Step 5: Solve for x
    x = 5,969,694.24/3,933.48
  6. Step 6: Final answer
    x = 1,517.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.