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Finding the Fourth Proportional to 8,569.11, 12,855.02 and 2,727.03

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Solution

The fourth proportional to 8,569.11, 12,855.02 and 2,727.03 is: 4,090.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,569.11 : 12,855.02 = 2,727.03 : x
  2. Step 2: Convert to fraction form
    8,569.11/12,855.02 = 2,727.03/x
  3. Step 3: Cross multiply
    8,569.11x = 12,855.02 × 2,727.03
  4. Step 4: Simplify right side
    8,569.11x = 35,056,025.19
  5. Step 5: Solve for x
    x = 35,056,025.19/8,569.11
  6. Step 6: Final answer
    x = 4,090.98

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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.