Home / 8,796.42-13,191.08-3,172.49

Finding the Fourth Proportional to 8,796.42, 13,191.08 and 3,172.49

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Solution

The fourth proportional to 8,796.42, 13,191.08 and 3,172.49 is: 4,757.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,796.42 : 13,191.08 = 3,172.49 : x
  2. Step 2: Convert to fraction form
    8,796.42/13,191.08 = 3,172.49/x
  3. Step 3: Cross multiply
    8,796.42x = 13,191.08 × 3,172.49
  4. Step 4: Simplify right side
    8,796.42x = 41,848,610.30
  5. Step 5: Solve for x
    x = 41,848,610.30/8,796.42
  6. Step 6: Final answer
    x = 4,757.46

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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.