Home / 11,135.77-16,691.07-4,558.36

Finding the Fourth Proportional to 11,135.77, 16,691.07 and 4,558.36

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Solution

The fourth proportional to 11,135.77, 16,691.07 and 4,558.36 is: 6,832.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135.77 : 16,691.07 = 4,558.36 : x
  2. Step 2: Convert to fraction form
    11,135.77/16,691.07 = 4,558.36/x
  3. Step 3: Cross multiply
    11,135.77x = 16,691.07 × 4,558.36
  4. Step 4: Simplify right side
    11,135.77x = 76,083,905.85
  5. Step 5: Solve for x
    x = 76,083,905.85/11,135.77
  6. Step 6: Final answer
    x = 6,832.39

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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.