Home / 8,262.05-12,390.46-2,714.11

Finding the Fourth Proportional to 8,262.05, 12,390.46 and 2,714.11

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Solution

The fourth proportional to 8,262.05, 12,390.46 and 2,714.11 is: 4,070.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262.05 : 12,390.46 = 2,714.11 : x
  2. Step 2: Convert to fraction form
    8,262.05/12,390.46 = 2,714.11/x
  3. Step 3: Cross multiply
    8,262.05x = 12,390.46 × 2,714.11
  4. Step 4: Simplify right side
    8,262.05x = 33,629,071.39
  5. Step 5: Solve for x
    x = 33,629,071.39/8,262.05
  6. Step 6: Final answer
    x = 4,070.31

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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.