Home / 11,321.87-16,981.49-3,002.46

Finding the Fourth Proportional to 11,321.87, 16,981.49 and 3,002.46

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Solution

The fourth proportional to 11,321.87, 16,981.49 and 3,002.46 is: 4,503.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,321.87 : 16,981.49 = 3,002.46 : x
  2. Step 2: Convert to fraction form
    11,321.87/16,981.49 = 3,002.46/x
  3. Step 3: Cross multiply
    11,321.87x = 16,981.49 × 3,002.46
  4. Step 4: Simplify right side
    11,321.87x = 50,986,244.47
  5. Step 5: Solve for x
    x = 50,986,244.47/11,321.87
  6. Step 6: Final answer
    x = 4,503.34

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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.