Home / 3,170.62-4,755.02-1,222.37

Finding the Fourth Proportional to 3,170.62, 4,755.02 and 1,222.37

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Solution

The fourth proportional to 3,170.62, 4,755.02 and 1,222.37 is: 1,833.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.62 : 4,755.02 = 1,222.37 : x
  2. Step 2: Convert to fraction form
    3,170.62/4,755.02 = 1,222.37/x
  3. Step 3: Cross multiply
    3,170.62x = 4,755.02 × 1,222.37
  4. Step 4: Simplify right side
    3,170.62x = 5,812,393.80
  5. Step 5: Solve for x
    x = 5,812,393.80/3,170.62
  6. Step 6: Final answer
    x = 1,833.20

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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.