Home / 11,006.75-16,511.51-3,611.99

Finding the Fourth Proportional to 11,006.75, 16,511.51 and 3,611.99

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Solution

The fourth proportional to 11,006.75, 16,511.51 and 3,611.99 is: 5,418.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,006.75 : 16,511.51 = 3,611.99 : x
  2. Step 2: Convert to fraction form
    11,006.75/16,511.51 = 3,611.99/x
  3. Step 3: Cross multiply
    11,006.75x = 16,511.51 × 3,611.99
  4. Step 4: Simplify right side
    11,006.75x = 59,639,459.31
  5. Step 5: Solve for x
    x = 59,639,459.31/11,006.75
  6. Step 6: Final answer
    x = 5,418.44

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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.