Home / 4,439.86-6,659.16-2,791.36

Finding the Fourth Proportional to 4,439.86, 6,659.16 and 2,791.36

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Solution

The fourth proportional to 4,439.86, 6,659.16 and 2,791.36 is: 4,186.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439.86 : 6,659.16 = 2,791.36 : x
  2. Step 2: Convert to fraction form
    4,439.86/6,659.16 = 2,791.36/x
  3. Step 3: Cross multiply
    4,439.86x = 6,659.16 × 2,791.36
  4. Step 4: Simplify right side
    4,439.86x = 18,588,112.86
  5. Step 5: Solve for x
    x = 18,588,112.86/4,439.86
  6. Step 6: Final answer
    x = 4,186.64

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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.