Home / 11,003.86-16,505.76-2,683.78

Finding the Fourth Proportional to 11,003.86, 16,505.76 and 2,683.78

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Solution

The fourth proportional to 11,003.86, 16,505.76 and 2,683.78 is: 4,025.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.86 : 16,505.76 = 2,683.78 : x
  2. Step 2: Convert to fraction form
    11,003.86/16,505.76 = 2,683.78/x
  3. Step 3: Cross multiply
    11,003.86x = 16,505.76 × 2,683.78
  4. Step 4: Simplify right side
    11,003.86x = 44,297,828.57
  5. Step 5: Solve for x
    x = 44,297,828.57/11,003.86
  6. Step 6: Final answer
    x = 4,025.66

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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.