Home / 11,122.06-16,678.22-3,329.05

Finding the Fourth Proportional to 11,122.06, 16,678.22 and 3,329.05

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Solution

The fourth proportional to 11,122.06, 16,678.22 and 3,329.05 is: 4,992.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122.06 : 16,678.22 = 3,329.05 : x
  2. Step 2: Convert to fraction form
    11,122.06/16,678.22 = 3,329.05/x
  3. Step 3: Cross multiply
    11,122.06x = 16,678.22 × 3,329.05
  4. Step 4: Simplify right side
    11,122.06x = 55,522,544.90
  5. Step 5: Solve for x
    x = 55,522,544.90/11,122.06
  6. Step 6: Final answer
    x = 4,992.11

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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.