Home / 11,006.62-16,511.99-3,613.20

Finding the Fourth Proportional to 11,006.62, 16,511.99 and 3,613.20

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Solution

The fourth proportional to 11,006.62, 16,511.99 and 3,613.20 is: 5,420.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.62 : 16,511.99 = 3,613.20 : x
  2. Step 2: Convert to fraction form
    11,006.62/16,511.99 = 3,613.20/x
  3. Step 3: Cross multiply
    11,006.62x = 16,511.99 × 3,613.20
  4. Step 4: Simplify right side
    11,006.62x = 59,661,122.27
  5. Step 5: Solve for x
    x = 59,661,122.27/11,006.62
  6. Step 6: Final answer
    x = 5,420.48

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1.5x scale

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.