Home / 11,103.96-16,657.29-4,083.15

Finding the Fourth Proportional to 11,103.96, 16,657.29 and 4,083.15

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Solution

The fourth proportional to 11,103.96, 16,657.29 and 4,083.15 is: 6,125.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103.96 : 16,657.29 = 4,083.15 : x
  2. Step 2: Convert to fraction form
    11,103.96/16,657.29 = 4,083.15/x
  3. Step 3: Cross multiply
    11,103.96x = 16,657.29 × 4,083.15
  4. Step 4: Simplify right side
    11,103.96x = 68,014,213.66
  5. Step 5: Solve for x
    x = 68,014,213.66/11,103.96
  6. Step 6: Final answer
    x = 6,125.22

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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.