Home / 8,558.22-12,837.82-2,714.42

Finding the Fourth Proportional to 8,558.22, 12,837.82 and 2,714.42

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Solution

The fourth proportional to 8,558.22, 12,837.82 and 2,714.42 is: 4,071.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.22 : 12,837.82 = 2,714.42 : x
  2. Step 2: Convert to fraction form
    8,558.22/12,837.82 = 2,714.42/x
  3. Step 3: Cross multiply
    8,558.22x = 12,837.82 × 2,714.42
  4. Step 4: Simplify right side
    8,558.22x = 34,847,235.36
  5. Step 5: Solve for x
    x = 34,847,235.36/8,558.22
  6. Step 6: Final answer
    x = 4,071.79

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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.