Home / 11,169.92-16,753.05-3,774.21

Finding the Fourth Proportional to 11,169.92, 16,753.05 and 3,774.21

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Solution

The fourth proportional to 11,169.92, 16,753.05 and 3,774.21 is: 5,660.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169.92 : 16,753.05 = 3,774.21 : x
  2. Step 2: Convert to fraction form
    11,169.92/16,753.05 = 3,774.21/x
  3. Step 3: Cross multiply
    11,169.92x = 16,753.05 × 3,774.21
  4. Step 4: Simplify right side
    11,169.92x = 63,229,528.84
  5. Step 5: Solve for x
    x = 63,229,528.84/11,169.92
  6. Step 6: Final answer
    x = 5,660.70

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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.