Home / 4,249.72-6,366.29-2,784.43

Finding the Fourth Proportional to 4,249.72, 6,366.29 and 2,784.43

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Solution

The fourth proportional to 4,249.72, 6,366.29 and 2,784.43 is: 4,171.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.72 : 6,366.29 = 2,784.43 : x
  2. Step 2: Convert to fraction form
    4,249.72/6,366.29 = 2,784.43/x
  3. Step 3: Cross multiply
    4,249.72x = 6,366.29 × 2,784.43
  4. Step 4: Simplify right side
    4,249.72x = 17,726,488.86
  5. Step 5: Solve for x
    x = 17,726,488.86/4,249.72
  6. Step 6: Final answer
    x = 4,171.21

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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.