Home / 11,356.74-17,035.92-3,571.02

Finding the Fourth Proportional to 11,356.74, 17,035.92 and 3,571.02

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Solution

The fourth proportional to 11,356.74, 17,035.92 and 3,571.02 is: 5,356.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,356.74 : 17,035.92 = 3,571.02 : x
  2. Step 2: Convert to fraction form
    11,356.74/17,035.92 = 3,571.02/x
  3. Step 3: Cross multiply
    11,356.74x = 17,035.92 × 3,571.02
  4. Step 4: Simplify right side
    11,356.74x = 60,835,611.04
  5. Step 5: Solve for x
    x = 60,835,611.04/11,356.74
  6. Step 6: Final answer
    x = 5,356.78

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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.