Home / 11,151.42-16,729.58-3,755.62

Finding the Fourth Proportional to 11,151.42, 16,729.58 and 3,755.62

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Solution

The fourth proportional to 11,151.42, 16,729.58 and 3,755.62 is: 5,634.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,151.42 : 16,729.58 = 3,755.62 : x
  2. Step 2: Convert to fraction form
    11,151.42/16,729.58 = 3,755.62/x
  3. Step 3: Cross multiply
    11,151.42x = 16,729.58 × 3,755.62
  4. Step 4: Simplify right side
    11,151.42x = 62,829,945.24
  5. Step 5: Solve for x
    x = 62,829,945.24/11,151.42
  6. Step 6: Final answer
    x = 5,634.26

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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.