Home / 10,949.23-16,426.26-3,157.44

Finding the Fourth Proportional to 10,949.23, 16,426.26 and 3,157.44

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Solution

The fourth proportional to 10,949.23, 16,426.26 and 3,157.44 is: 4,736.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,949.23 : 16,426.26 = 3,157.44 : x
  2. Step 2: Convert to fraction form
    10,949.23/16,426.26 = 3,157.44/x
  3. Step 3: Cross multiply
    10,949.23x = 16,426.26 × 3,157.44
  4. Step 4: Simplify right side
    10,949.23x = 51,864,930.37
  5. Step 5: Solve for x
    x = 51,864,930.37/10,949.23
  6. Step 6: Final answer
    x = 4,736.86

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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.