Home / 8,282.70-12,425.28-2,736.63

Finding the Fourth Proportional to 8,282.70, 12,425.28 and 2,736.63

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Solution

The fourth proportional to 8,282.70, 12,425.28 and 2,736.63 is: 4,105.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,282.70 : 12,425.28 = 2,736.63 : x
  2. Step 2: Convert to fraction form
    8,282.70/12,425.28 = 2,736.63/x
  3. Step 3: Cross multiply
    8,282.70x = 12,425.28 × 2,736.63
  4. Step 4: Simplify right side
    8,282.70x = 34,003,394.01
  5. Step 5: Solve for x
    x = 34,003,394.01/8,282.70
  6. Step 6: Final answer
    x = 4,105.35

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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.