Home / 11,149.18-16,724.14-4,130.97

Finding the Fourth Proportional to 11,149.18, 16,724.14 and 4,130.97

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Solution

The fourth proportional to 11,149.18, 16,724.14 and 4,130.97 is: 6,196.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,149.18 : 16,724.14 = 4,130.97 : x
  2. Step 2: Convert to fraction form
    11,149.18/16,724.14 = 4,130.97/x
  3. Step 3: Cross multiply
    11,149.18x = 16,724.14 × 4,130.97
  4. Step 4: Simplify right side
    11,149.18x = 69,086,920.62
  5. Step 5: Solve for x
    x = 69,086,920.62/11,149.18
  6. Step 6: Final answer
    x = 6,196.59

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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.