Home / 8,857.18-13,287.64-2,933.73

Finding the Fourth Proportional to 8,857.18, 13,287.64 and 2,933.73

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Solution

The fourth proportional to 8,857.18, 13,287.64 and 2,933.73 is: 4,401.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857.18 : 13,287.64 = 2,933.73 : x
  2. Step 2: Convert to fraction form
    8,857.18/13,287.64 = 2,933.73/x
  3. Step 3: Cross multiply
    8,857.18x = 13,287.64 × 2,933.73
  4. Step 4: Simplify right side
    8,857.18x = 38,982,296.34
  5. Step 5: Solve for x
    x = 38,982,296.34/8,857.18
  6. Step 6: Final answer
    x = 4,401.21

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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.