Home / 11,179.26-16,771.49-3,281.46

Finding the Fourth Proportional to 11,179.26, 16,771.49 and 3,281.46

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Solution

The fourth proportional to 11,179.26, 16,771.49 and 3,281.46 is: 4,922.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179.26 : 16,771.49 = 3,281.46 : x
  2. Step 2: Convert to fraction form
    11,179.26/16,771.49 = 3,281.46/x
  3. Step 3: Cross multiply
    11,179.26x = 16,771.49 × 3,281.46
  4. Step 4: Simplify right side
    11,179.26x = 55,034,957.17
  5. Step 5: Solve for x
    x = 55,034,957.17/11,179.26
  6. Step 6: Final answer
    x = 4,922.95

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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.