Home / 11,299.14-16,950.33-5,451.75

Finding the Fourth Proportional to 11,299.14, 16,950.33 and 5,451.75

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Solution

The fourth proportional to 11,299.14, 16,950.33 and 5,451.75 is: 8,178.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299.14 : 16,950.33 = 5,451.75 : x
  2. Step 2: Convert to fraction form
    11,299.14/16,950.33 = 5,451.75/x
  3. Step 3: Cross multiply
    11,299.14x = 16,950.33 × 5,451.75
  4. Step 4: Simplify right side
    11,299.14x = 92,408,961.58
  5. Step 5: Solve for x
    x = 92,408,961.58/11,299.14
  6. Step 6: Final answer
    x = 8,178.41

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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.