Home / 11,714.40-17,568.83-3,392.21

Finding the Fourth Proportional to 11,714.40, 17,568.83 and 3,392.21

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Solution

The fourth proportional to 11,714.40, 17,568.83 and 3,392.21 is: 5,087.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,714.40 : 17,568.83 = 3,392.21 : x
  2. Step 2: Convert to fraction form
    11,714.40/17,568.83 = 3,392.21/x
  3. Step 3: Cross multiply
    11,714.40x = 17,568.83 × 3,392.21
  4. Step 4: Simplify right side
    11,714.40x = 59,597,213.22
  5. Step 5: Solve for x
    x = 59,597,213.22/11,714.40
  6. Step 6: Final answer
    x = 5,087.52

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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.