Home / 11,202.70-16,806.30-3,305.20

Finding the Fourth Proportional to 11,202.70, 16,806.30 and 3,305.20

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Solution

The fourth proportional to 11,202.70, 16,806.30 and 3,305.20 is: 4,958.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,202.70 : 16,806.30 = 3,305.20 : x
  2. Step 2: Convert to fraction form
    11,202.70/16,806.30 = 3,305.20/x
  3. Step 3: Cross multiply
    11,202.70x = 16,806.30 × 3,305.20
  4. Step 4: Simplify right side
    11,202.70x = 55,548,182.76
  5. Step 5: Solve for x
    x = 55,548,182.76/11,202.70
  6. Step 6: Final answer
    x = 4,958.46

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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.