Home / 11,129.18-16,694.91-3,734.42

Finding the Fourth Proportional to 11,129.18, 16,694.91 and 3,734.42

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Solution

The fourth proportional to 11,129.18, 16,694.91 and 3,734.42 is: 5,602.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,129.18 : 16,694.91 = 3,734.42 : x
  2. Step 2: Convert to fraction form
    11,129.18/16,694.91 = 3,734.42/x
  3. Step 3: Cross multiply
    11,129.18x = 16,694.91 × 3,734.42
  4. Step 4: Simplify right side
    11,129.18x = 62,345,722.33
  5. Step 5: Solve for x
    x = 62,345,722.33/11,129.18
  6. Step 6: Final answer
    x = 5,602.01

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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.