Home / 3,370.56-5,055.67-1,179.78

Finding the Fourth Proportional to 3,370.56, 5,055.67 and 1,179.78

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Solution

The fourth proportional to 3,370.56, 5,055.67 and 1,179.78 is: 1,769.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370.56 : 5,055.67 = 1,179.78 : x
  2. Step 2: Convert to fraction form
    3,370.56/5,055.67 = 1,179.78/x
  3. Step 3: Cross multiply
    3,370.56x = 5,055.67 × 1,179.78
  4. Step 4: Simplify right side
    3,370.56x = 5,964,578.35
  5. Step 5: Solve for x
    x = 5,964,578.35/3,370.56
  6. Step 6: Final answer
    x = 1,769.61

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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.