Home / 11,149.20-16,724.86-4,035.24

Finding the Fourth Proportional to 11,149.20, 16,724.86 and 4,035.24

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Solution

The fourth proportional to 11,149.20, 16,724.86 and 4,035.24 is: 6,053.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,149.20 : 16,724.86 = 4,035.24 : x
  2. Step 2: Convert to fraction form
    11,149.20/16,724.86 = 4,035.24/x
  3. Step 3: Cross multiply
    11,149.20x = 16,724.86 × 4,035.24
  4. Step 4: Simplify right side
    11,149.20x = 67,488,813.98
  5. Step 5: Solve for x
    x = 67,488,813.98/11,149.20
  6. Step 6: Final answer
    x = 6,053.24

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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.