Home / 8,799.90-13,185.96-3,245.60

Finding the Fourth Proportional to 8,799.90, 13,185.96 and 3,245.60

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Solution

The fourth proportional to 8,799.90, 13,185.96 and 3,245.60 is: 4,863.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.90 : 13,185.96 = 3,245.60 : x
  2. Step 2: Convert to fraction form
    8,799.90/13,185.96 = 3,245.60/x
  3. Step 3: Cross multiply
    8,799.90x = 13,185.96 × 3,245.60
  4. Step 4: Simplify right side
    8,799.90x = 42,796,351.78
  5. Step 5: Solve for x
    x = 42,796,351.78/8,799.90
  6. Step 6: Final answer
    x = 4,863.28

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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.