Home / 11,151.60-16,729.14-3,755.49

Finding the Fourth Proportional to 11,151.60, 16,729.14 and 3,755.49

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Solution

The fourth proportional to 11,151.60, 16,729.14 and 3,755.49 is: 5,633.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,151.60 : 16,729.14 = 3,755.49 : x
  2. Step 2: Convert to fraction form
    11,151.60/16,729.14 = 3,755.49/x
  3. Step 3: Cross multiply
    11,151.60x = 16,729.14 × 3,755.49
  4. Step 4: Simplify right side
    11,151.60x = 62,826,117.98
  5. Step 5: Solve for x
    x = 62,826,117.98/11,151.60
  6. Step 6: Final answer
    x = 5,633.82

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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.