Home / 10,790.33-16,185.53-2,999.13

Finding the Fourth Proportional to 10,790.33, 16,185.53 and 2,999.13

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Solution

The fourth proportional to 10,790.33, 16,185.53 and 2,999.13 is: 4,498.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790.33 : 16,185.53 = 2,999.13 : x
  2. Step 2: Convert to fraction form
    10,790.33/16,185.53 = 2,999.13/x
  3. Step 3: Cross multiply
    10,790.33x = 16,185.53 × 2,999.13
  4. Step 4: Simplify right side
    10,790.33x = 48,542,493.59
  5. Step 5: Solve for x
    x = 48,542,493.59/10,790.33
  6. Step 6: Final answer
    x = 4,498.71

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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.