Home / 6,081.64-9,119.42-2,791.92

Finding the Fourth Proportional to 6,081.64, 9,119.42 and 2,791.92

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Solution

The fourth proportional to 6,081.64, 9,119.42 and 2,791.92 is: 4,186.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081.64 : 9,119.42 = 2,791.92 : x
  2. Step 2: Convert to fraction form
    6,081.64/9,119.42 = 2,791.92/x
  3. Step 3: Cross multiply
    6,081.64x = 9,119.42 × 2,791.92
  4. Step 4: Simplify right side
    6,081.64x = 25,460,711.32
  5. Step 5: Solve for x
    x = 25,460,711.32/6,081.64
  6. Step 6: Final answer
    x = 4,186.49

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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.