Home / 11,080.67-16,620.97-4,061.21

Finding the Fourth Proportional to 11,080.67, 16,620.97 and 4,061.21

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Solution

The fourth proportional to 11,080.67, 16,620.97 and 4,061.21 is: 6,091.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080.67 : 16,620.97 = 4,061.21 : x
  2. Step 2: Convert to fraction form
    11,080.67/16,620.97 = 4,061.21/x
  3. Step 3: Cross multiply
    11,080.67x = 16,620.97 × 4,061.21
  4. Step 4: Simplify right side
    11,080.67x = 67,501,249.57
  5. Step 5: Solve for x
    x = 67,501,249.57/11,080.67
  6. Step 6: Final answer
    x = 6,091.80

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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.