Home / 8,031.92-12,049.72-2,837.84

Finding the Fourth Proportional to 8,031.92, 12,049.72 and 2,837.84

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Solution

The fourth proportional to 8,031.92, 12,049.72 and 2,837.84 is: 4,257.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,031.92 : 12,049.72 = 2,837.84 : x
  2. Step 2: Convert to fraction form
    8,031.92/12,049.72 = 2,837.84/x
  3. Step 3: Cross multiply
    8,031.92x = 12,049.72 × 2,837.84
  4. Step 4: Simplify right side
    8,031.92x = 34,195,177.40
  5. Step 5: Solve for x
    x = 34,195,177.40/8,031.92
  6. Step 6: Final answer
    x = 4,257.41

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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.