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Finding the Fourth Proportional to 8,799.80, 13,201.77 and 2,559.95

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Solution

The fourth proportional to 8,799.80, 13,201.77 and 2,559.95 is: 3,840.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.80 : 13,201.77 = 2,559.95 : x
  2. Step 2: Convert to fraction form
    8,799.80/13,201.77 = 2,559.95/x
  3. Step 3: Cross multiply
    8,799.80x = 13,201.77 × 2,559.95
  4. Step 4: Simplify right side
    8,799.80x = 33,795,877.51
  5. Step 5: Solve for x
    x = 33,795,877.51/8,799.80
  6. Step 6: Final answer
    x = 3,840.53

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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.