Home / 4,029.20-6,039.72-2,730.80

Finding the Fourth Proportional to 4,029.20, 6,039.72 and 2,730.80

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Solution

The fourth proportional to 4,029.20, 6,039.72 and 2,730.80 is: 4,093.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,029.20 : 6,039.72 = 2,730.80 : x
  2. Step 2: Convert to fraction form
    4,029.20/6,039.72 = 2,730.80/x
  3. Step 3: Cross multiply
    4,029.20x = 6,039.72 × 2,730.80
  4. Step 4: Simplify right side
    4,029.20x = 16,493,267.38
  5. Step 5: Solve for x
    x = 16,493,267.38/4,029.20
  6. Step 6: Final answer
    x = 4,093.43

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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.