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Finding the Fourth Proportional to 8,799.18, 13,200.84 and 2,559.33

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Solution

The fourth proportional to 8,799.18, 13,200.84 and 2,559.33 is: 3,839.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.18 : 13,200.84 = 2,559.33 : x
  2. Step 2: Convert to fraction form
    8,799.18/13,200.84 = 2,559.33/x
  3. Step 3: Cross multiply
    8,799.18x = 13,200.84 × 2,559.33
  4. Step 4: Simplify right side
    8,799.18x = 33,785,227.04
  5. Step 5: Solve for x
    x = 33,785,227.04/8,799.18
  6. Step 6: Final answer
    x = 3,839.59

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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.