Home / 11,067.96-16,603.86-4,142.52

Finding the Fourth Proportional to 11,067.96, 16,603.86 and 4,142.52

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Solution

The fourth proportional to 11,067.96, 16,603.86 and 4,142.52 is: 6,214.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,067.96 : 16,603.86 = 4,142.52 : x
  2. Step 2: Convert to fraction form
    11,067.96/16,603.86 = 4,142.52/x
  3. Step 3: Cross multiply
    11,067.96x = 16,603.86 × 4,142.52
  4. Step 4: Simplify right side
    11,067.96x = 68,781,822.13
  5. Step 5: Solve for x
    x = 68,781,822.13/11,067.96
  6. Step 6: Final answer
    x = 6,214.50

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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.