Home / 11,790.82-16,272.53-6,755.71

Finding the Fourth Proportional to 11,790.82, 16,272.53 and 6,755.71

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Solution

The fourth proportional to 11,790.82, 16,272.53 and 6,755.71 is: 9,323.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,790.82 : 16,272.53 = 6,755.71 : x
  2. Step 2: Convert to fraction form
    11,790.82/16,272.53 = 6,755.71/x
  3. Step 3: Cross multiply
    11,790.82x = 16,272.53 × 6,755.71
  4. Step 4: Simplify right side
    11,790.82x = 109,932,483.95
  5. Step 5: Solve for x
    x = 109,932,483.95/11,790.82
  6. Step 6: Final answer
    x = 9,323.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.