Home / 11,169.36-16,741.20-6,241.32

Finding the Fourth Proportional to 11,169.36, 16,741.20 and 6,241.32

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Solution

The fourth proportional to 11,169.36, 16,741.20 and 6,241.32 is: 9,354.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169.36 : 16,741.20 = 6,241.32 : x
  2. Step 2: Convert to fraction form
    11,169.36/16,741.20 = 6,241.32/x
  3. Step 3: Cross multiply
    11,169.36x = 16,741.20 × 6,241.32
  4. Step 4: Simplify right side
    11,169.36x = 104,487,186.38
  5. Step 5: Solve for x
    x = 104,487,186.38/11,169.36
  6. Step 6: Final answer
    x = 9,354.81

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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.