Home / 3,164.97-4,747.57-1,190.39

Finding the Fourth Proportional to 3,164.97, 4,747.57 and 1,190.39

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Solution

The fourth proportional to 3,164.97, 4,747.57 and 1,190.39 is: 1,785.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,164.97 : 4,747.57 = 1,190.39 : x
  2. Step 2: Convert to fraction form
    3,164.97/4,747.57 = 1,190.39/x
  3. Step 3: Cross multiply
    3,164.97x = 4,747.57 × 1,190.39
  4. Step 4: Simplify right side
    3,164.97x = 5,651,459.85
  5. Step 5: Solve for x
    x = 5,651,459.85/3,164.97
  6. Step 6: Final answer
    x = 1,785.63

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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.