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Finding the Fourth Proportional to 8,806.07, 13,209.21 and 2,232.09

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Solution

The fourth proportional to 8,806.07, 13,209.21 and 2,232.09 is: 3,348.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806.07 : 13,209.21 = 2,232.09 : x
  2. Step 2: Convert to fraction form
    8,806.07/13,209.21 = 2,232.09/x
  3. Step 3: Cross multiply
    8,806.07x = 13,209.21 × 2,232.09
  4. Step 4: Simplify right side
    8,806.07x = 29,484,145.55
  5. Step 5: Solve for x
    x = 29,484,145.55/8,806.07
  6. Step 6: Final answer
    x = 3,348.16

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1.5x scale

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.