Home / 11,193.96-16,781.22-7,246.38

Finding the Fourth Proportional to 11,193.96, 16,781.22 and 7,246.38

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Solution

The fourth proportional to 11,193.96, 16,781.22 and 7,246.38 is: 10,863.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.96 : 16,781.22 = 7,246.38 : x
  2. Step 2: Convert to fraction form
    11,193.96/16,781.22 = 7,246.38/x
  3. Step 3: Cross multiply
    11,193.96x = 16,781.22 × 7,246.38
  4. Step 4: Simplify right side
    11,193.96x = 121,603,096.98
  5. Step 5: Solve for x
    x = 121,603,096.98/11,193.96
  6. Step 6: Final answer
    x = 10,863.28

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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.