Home / 11,131.09-16,696.58-4,557.27

Finding the Fourth Proportional to 11,131.09, 16,696.58 and 4,557.27

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Solution

The fourth proportional to 11,131.09, 16,696.58 and 4,557.27 is: 6,835.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,131.09 : 16,696.58 = 4,557.27 : x
  2. Step 2: Convert to fraction form
    11,131.09/16,696.58 = 4,557.27/x
  3. Step 3: Cross multiply
    11,131.09x = 16,696.58 × 4,557.27
  4. Step 4: Simplify right side
    11,131.09x = 76,090,800.35
  5. Step 5: Solve for x
    x = 76,090,800.35/11,131.09
  6. Step 6: Final answer
    x = 6,835.88

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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.