Home / 11,453.40-17,183.34-4,435.56

Finding the Fourth Proportional to 11,453.40, 17,183.34 and 4,435.56

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Solution

The fourth proportional to 11,453.40, 17,183.34 and 4,435.56 is: 6,654.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,453.40 : 17,183.34 = 4,435.56 : x
  2. Step 2: Convert to fraction form
    11,453.40/17,183.34 = 4,435.56/x
  3. Step 3: Cross multiply
    11,453.40x = 17,183.34 × 4,435.56
  4. Step 4: Simplify right side
    11,453.40x = 76,217,735.57
  5. Step 5: Solve for x
    x = 76,217,735.57/11,453.40
  6. Step 6: Final answer
    x = 6,654.59

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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.