Home / 3,571.14-5,358.51-2,012.88

Finding the Fourth Proportional to 3,571.14, 5,358.51 and 2,012.88

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Solution

The fourth proportional to 3,571.14, 5,358.51 and 2,012.88 is: 3,020.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.14 : 5,358.51 = 2,012.88 : x
  2. Step 2: Convert to fraction form
    3,571.14/5,358.51 = 2,012.88/x
  3. Step 3: Cross multiply
    3,571.14x = 5,358.51 × 2,012.88
  4. Step 4: Simplify right side
    3,571.14x = 10,786,037.61
  5. Step 5: Solve for x
    x = 10,786,037.61/3,571.14
  6. Step 6: Final answer
    x = 3,020.33

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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.