Home / 8,538.82-12,808.22-2,696.02

Finding the Fourth Proportional to 8,538.82, 12,808.22 and 2,696.02

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Solution

The fourth proportional to 8,538.82, 12,808.22 and 2,696.02 is: 4,044.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538.82 : 12,808.22 = 2,696.02 : x
  2. Step 2: Convert to fraction form
    8,538.82/12,808.22 = 2,696.02/x
  3. Step 3: Cross multiply
    8,538.82x = 12,808.22 × 2,696.02
  4. Step 4: Simplify right side
    8,538.82x = 34,531,217.28
  5. Step 5: Solve for x
    x = 34,531,217.28/8,538.82
  6. Step 6: Final answer
    x = 4,044.03

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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.