Home / 11,713.70-17,568.72-3,922.58

Finding the Fourth Proportional to 11,713.70, 17,568.72 and 3,922.58

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Solution

The fourth proportional to 11,713.70, 17,568.72 and 3,922.58 is: 5,883.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713.70 : 17,568.72 = 3,922.58 : x
  2. Step 2: Convert to fraction form
    11,713.70/17,568.72 = 3,922.58/x
  3. Step 3: Cross multiply
    11,713.70x = 17,568.72 × 3,922.58
  4. Step 4: Simplify right side
    11,713.70x = 68,914,709.70
  5. Step 5: Solve for x
    x = 68,914,709.70/11,713.70
  6. Step 6: Final answer
    x = 5,883.26

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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.