Home / 7,644.05-11,467.89-2,714.12

Finding the Fourth Proportional to 7,644.05, 11,467.89 and 2,714.12

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Solution

The fourth proportional to 7,644.05, 11,467.89 and 2,714.12 is: 4,071.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,644.05 : 11,467.89 = 2,714.12 : x
  2. Step 2: Convert to fraction form
    7,644.05/11,467.89 = 2,714.12/x
  3. Step 3: Cross multiply
    7,644.05x = 11,467.89 × 2,714.12
  4. Step 4: Simplify right side
    7,644.05x = 31,125,229.61
  5. Step 5: Solve for x
    x = 31,125,229.61/7,644.05
  6. Step 6: Final answer
    x = 4,071.82

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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.