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Finding the Fourth Proportional to 8,065.03, 12,099.08 and 2,799.83

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Solution

The fourth proportional to 8,065.03, 12,099.08 and 2,799.83 is: 4,200.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.03 : 12,099.08 = 2,799.83 : x
  2. Step 2: Convert to fraction form
    8,065.03/12,099.08 = 2,799.83/x
  3. Step 3: Cross multiply
    8,065.03x = 12,099.08 × 2,799.83
  4. Step 4: Simplify right side
    8,065.03x = 33,875,367.16
  5. Step 5: Solve for x
    x = 33,875,367.16/8,065.03
  6. Step 6: Final answer
    x = 4,200.28

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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.