Home / 3,772.24-5,653.74-2,213.02

Finding the Fourth Proportional to 3,772.24, 5,653.74 and 2,213.02

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Solution

The fourth proportional to 3,772.24, 5,653.74 and 2,213.02 is: 3,316.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.24 : 5,653.74 = 2,213.02 : x
  2. Step 2: Convert to fraction form
    3,772.24/5,653.74 = 2,213.02/x
  3. Step 3: Cross multiply
    3,772.24x = 5,653.74 × 2,213.02
  4. Step 4: Simplify right side
    3,772.24x = 12,511,839.69
  5. Step 5: Solve for x
    x = 12,511,839.69/3,772.24
  6. Step 6: Final answer
    x = 3,316.82

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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.