Home / 11,051.25-16,565.94-5,197.38

Finding the Fourth Proportional to 11,051.25, 16,565.94 and 5,197.38

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Solution

The fourth proportional to 11,051.25, 16,565.94 and 5,197.38 is: 7,790.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,051.25 : 16,565.94 = 5,197.38 : x
  2. Step 2: Convert to fraction form
    11,051.25/16,565.94 = 5,197.38/x
  3. Step 3: Cross multiply
    11,051.25x = 16,565.94 × 5,197.38
  4. Step 4: Simplify right side
    11,051.25x = 86,099,485.24
  5. Step 5: Solve for x
    x = 86,099,485.24/11,051.25
  6. Step 6: Final answer
    x = 7,790.93

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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.