Home / 4,144.86-6,217.50-1,371.78

Finding the Fourth Proportional to 4,144.86, 6,217.50 and 1,371.78

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Solution

The fourth proportional to 4,144.86, 6,217.50 and 1,371.78 is: 2,057.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.86 : 6,217.50 = 1,371.78 : x
  2. Step 2: Convert to fraction form
    4,144.86/6,217.50 = 1,371.78/x
  3. Step 3: Cross multiply
    4,144.86x = 6,217.50 × 1,371.78
  4. Step 4: Simplify right side
    4,144.86x = 8,529,042.15
  5. Step 5: Solve for x
    x = 8,529,042.15/4,144.86
  6. Step 6: Final answer
    x = 2,057.74

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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.