Home / 8,537.78-12,808.70-2,694.44

Finding the Fourth Proportional to 8,537.78, 12,808.70 and 2,694.44

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Solution

The fourth proportional to 8,537.78, 12,808.70 and 2,694.44 is: 4,042.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,537.78 : 12,808.70 = 2,694.44 : x
  2. Step 2: Convert to fraction form
    8,537.78/12,808.70 = 2,694.44/x
  3. Step 3: Cross multiply
    8,537.78x = 12,808.70 × 2,694.44
  4. Step 4: Simplify right side
    8,537.78x = 34,512,273.63
  5. Step 5: Solve for x
    x = 34,512,273.63/8,537.78
  6. Step 6: Final answer
    x = 4,042.30

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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.