Home / 11,217.73-16,830.23-5,374.75

Finding the Fourth Proportional to 11,217.73, 16,830.23 and 5,374.75

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Solution

The fourth proportional to 11,217.73, 16,830.23 and 5,374.75 is: 8,063.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,217.73 : 16,830.23 = 5,374.75 : x
  2. Step 2: Convert to fraction form
    11,217.73/16,830.23 = 5,374.75/x
  3. Step 3: Cross multiply
    11,217.73x = 16,830.23 × 5,374.75
  4. Step 4: Simplify right side
    11,217.73x = 90,458,278.69
  5. Step 5: Solve for x
    x = 90,458,278.69/11,217.73
  6. Step 6: Final answer
    x = 8,063.87

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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.