Home / 11,838.19-17,757.32-3,073.18

Finding the Fourth Proportional to 11,838.19, 17,757.32 and 3,073.18

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Solution

The fourth proportional to 11,838.19, 17,757.32 and 3,073.18 is: 4,609.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,838.19 : 17,757.32 = 3,073.18 : x
  2. Step 2: Convert to fraction form
    11,838.19/17,757.32 = 3,073.18/x
  3. Step 3: Cross multiply
    11,838.19x = 17,757.32 × 3,073.18
  4. Step 4: Simplify right side
    11,838.19x = 54,571,380.92
  5. Step 5: Solve for x
    x = 54,571,380.92/11,838.19
  6. Step 6: Final answer
    x = 4,609.78

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1.5x scale

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.