Home / 7,672.22-11,505.83-2,476.88

Finding the Fourth Proportional to 7,672.22, 11,505.83 and 2,476.88

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Solution

The fourth proportional to 7,672.22, 11,505.83 and 2,476.88 is: 3,714.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,672.22 : 11,505.83 = 2,476.88 : x
  2. Step 2: Convert to fraction form
    7,672.22/11,505.83 = 2,476.88/x
  3. Step 3: Cross multiply
    7,672.22x = 11,505.83 × 2,476.88
  4. Step 4: Simplify right side
    7,672.22x = 28,498,490.30
  5. Step 5: Solve for x
    x = 28,498,490.30/7,672.22
  6. Step 6: Final answer
    x = 3,714.51

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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.