Home / 10,891.13-16,334.94-3,098.12

Finding the Fourth Proportional to 10,891.13, 16,334.94 and 3,098.12

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Solution

The fourth proportional to 10,891.13, 16,334.94 and 3,098.12 is: 4,646.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,891.13 : 16,334.94 = 3,098.12 : x
  2. Step 2: Convert to fraction form
    10,891.13/16,334.94 = 3,098.12/x
  3. Step 3: Cross multiply
    10,891.13x = 16,334.94 × 3,098.12
  4. Step 4: Simplify right side
    10,891.13x = 50,607,604.31
  5. Step 5: Solve for x
    x = 50,607,604.31/10,891.13
  6. Step 6: Final answer
    x = 4,646.68

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1.5x scale

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.