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Finding the Fourth Proportional to 8,800.64, 13,202.93 and 2,957.09

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Solution

The fourth proportional to 8,800.64, 13,202.93 and 2,957.09 is: 4,436.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800.64 : 13,202.93 = 2,957.09 : x
  2. Step 2: Convert to fraction form
    8,800.64/13,202.93 = 2,957.09/x
  3. Step 3: Cross multiply
    8,800.64x = 13,202.93 × 2,957.09
  4. Step 4: Simplify right side
    8,800.64x = 39,042,252.27
  5. Step 5: Solve for x
    x = 39,042,252.27/8,800.64
  6. Step 6: Final answer
    x = 4,436.30

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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.