Home / 11,949.28-17,923.89-3,741.28

Finding the Fourth Proportional to 11,949.28, 17,923.89 and 3,741.28

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Solution

The fourth proportional to 11,949.28, 17,923.89 and 3,741.28 is: 5,611.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,949.28 : 17,923.89 = 3,741.28 : x
  2. Step 2: Convert to fraction form
    11,949.28/17,923.89 = 3,741.28/x
  3. Step 3: Cross multiply
    11,949.28x = 17,923.89 × 3,741.28
  4. Step 4: Simplify right side
    11,949.28x = 67,058,291.18
  5. Step 5: Solve for x
    x = 67,058,291.18/11,949.28
  6. Step 6: Final answer
    x = 5,611.91

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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.