Home / 11,469.45-17,205.20-4,449.29

Finding the Fourth Proportional to 11,469.45, 17,205.20 and 4,449.29

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Solution

The fourth proportional to 11,469.45, 17,205.20 and 4,449.29 is: 6,674.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,469.45 : 17,205.20 = 4,449.29 : x
  2. Step 2: Convert to fraction form
    11,469.45/17,205.20 = 4,449.29/x
  3. Step 3: Cross multiply
    11,469.45x = 17,205.20 × 4,449.29
  4. Step 4: Simplify right side
    11,469.45x = 76,550,947.44
  5. Step 5: Solve for x
    x = 76,550,947.44/11,469.45
  6. Step 6: Final answer
    x = 6,674.34

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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.