Home / 3,150.44-4,719.48-2,879.79

Finding the Fourth Proportional to 3,150.44, 4,719.48 and 2,879.79

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Solution

The fourth proportional to 3,150.44, 4,719.48 and 2,879.79 is: 4,314.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.44 : 4,719.48 = 2,879.79 : x
  2. Step 2: Convert to fraction form
    3,150.44/4,719.48 = 2,879.79/x
  3. Step 3: Cross multiply
    3,150.44x = 4,719.48 × 2,879.79
  4. Step 4: Simplify right side
    3,150.44x = 13,591,111.31
  5. Step 5: Solve for x
    x = 13,591,111.31/3,150.44
  6. Step 6: Final answer
    x = 4,314.04

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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.