Home / 11,231.11-16,848.35-3,629.86

Finding the Fourth Proportional to 11,231.11, 16,848.35 and 3,629.86

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Solution

The fourth proportional to 11,231.11, 16,848.35 and 3,629.86 is: 5,445.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231.11 : 16,848.35 = 3,629.86 : x
  2. Step 2: Convert to fraction form
    11,231.11/16,848.35 = 3,629.86/x
  3. Step 3: Cross multiply
    11,231.11x = 16,848.35 × 3,629.86
  4. Step 4: Simplify right side
    11,231.11x = 61,157,133.87
  5. Step 5: Solve for x
    x = 61,157,133.87/11,231.11
  6. Step 6: Final answer
    x = 5,445.33

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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.