Home / 10,896.30-16,344.45-2,998.80

Finding the Fourth Proportional to 10,896.30, 16,344.45 and 2,998.80

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Solution

The fourth proportional to 10,896.30, 16,344.45 and 2,998.80 is: 4,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,896.30 : 16,344.45 = 2,998.80 : x
  2. Step 2: Convert to fraction form
    10,896.30/16,344.45 = 2,998.80/x
  3. Step 3: Cross multiply
    10,896.30x = 16,344.45 × 2,998.80
  4. Step 4: Simplify right side
    10,896.30x = 49,013,736.66
  5. Step 5: Solve for x
    x = 49,013,736.66/10,896.30
  6. Step 6: Final answer
    x = 4,498.20

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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.