Home / 11,194.11-16,780.23-4,168.98

Finding the Fourth Proportional to 11,194.11, 16,780.23 and 4,168.98

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Solution

The fourth proportional to 11,194.11, 16,780.23 and 4,168.98 is: 6,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,194.11 : 16,780.23 = 4,168.98 : x
  2. Step 2: Convert to fraction form
    11,194.11/16,780.23 = 4,168.98/x
  3. Step 3: Cross multiply
    11,194.11x = 16,780.23 × 4,168.98
  4. Step 4: Simplify right side
    11,194.11x = 69,956,443.27
  5. Step 5: Solve for x
    x = 69,956,443.27/11,194.11
  6. Step 6: Final answer
    x = 6,249.40

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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.