Home / 11,934.87-17,902.85-3,616.08

Finding the Fourth Proportional to 11,934.87, 17,902.85 and 3,616.08

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Solution

The fourth proportional to 11,934.87, 17,902.85 and 3,616.08 is: 5,424.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,934.87 : 17,902.85 = 3,616.08 : x
  2. Step 2: Convert to fraction form
    11,934.87/17,902.85 = 3,616.08/x
  3. Step 3: Cross multiply
    11,934.87x = 17,902.85 × 3,616.08
  4. Step 4: Simplify right side
    11,934.87x = 64,738,119.75
  5. Step 5: Solve for x
    x = 64,738,119.75/11,934.87
  6. Step 6: Final answer
    x = 5,424.28

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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.