Home / 8,936.24-13,405.40-3,393.73

Finding the Fourth Proportional to 8,936.24, 13,405.40 and 3,393.73

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Solution

The fourth proportional to 8,936.24, 13,405.40 and 3,393.73 is: 5,090.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936.24 : 13,405.40 = 3,393.73 : x
  2. Step 2: Convert to fraction form
    8,936.24/13,405.40 = 3,393.73/x
  3. Step 3: Cross multiply
    8,936.24x = 13,405.40 × 3,393.73
  4. Step 4: Simplify right side
    8,936.24x = 45,494,308.14
  5. Step 5: Solve for x
    x = 45,494,308.14/8,936.24
  6. Step 6: Final answer
    x = 5,090.99

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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.