Home / 4,195.96-5,788.92-2,939.02

Finding the Fourth Proportional to 4,195.96, 5,788.92 and 2,939.02

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Solution

The fourth proportional to 4,195.96, 5,788.92 and 2,939.02 is: 4,054.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,195.96 : 5,788.92 = 2,939.02 : x
  2. Step 2: Convert to fraction form
    4,195.96/5,788.92 = 2,939.02/x
  3. Step 3: Cross multiply
    4,195.96x = 5,788.92 × 2,939.02
  4. Step 4: Simplify right side
    4,195.96x = 17,013,751.66
  5. Step 5: Solve for x
    x = 17,013,751.66/4,195.96
  6. Step 6: Final answer
    x = 4,054.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.