Home / 3,172.70-4,759.97-2,002.66

Finding the Fourth Proportional to 3,172.70, 4,759.97 and 2,002.66

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Solution

The fourth proportional to 3,172.70, 4,759.97 and 2,002.66 is: 3,004.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172.70 : 4,759.97 = 2,002.66 : x
  2. Step 2: Convert to fraction form
    3,172.70/4,759.97 = 2,002.66/x
  3. Step 3: Cross multiply
    3,172.70x = 4,759.97 × 2,002.66
  4. Step 4: Simplify right side
    3,172.70x = 9,532,579.61
  5. Step 5: Solve for x
    x = 9,532,579.61/3,172.70
  6. Step 6: Final answer
    x = 3,004.56

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1.5x scale

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.