Home / 10,190.68-15,286.46-2,794.96

Finding the Fourth Proportional to 10,190.68, 15,286.46 and 2,794.96

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Solution

The fourth proportional to 10,190.68, 15,286.46 and 2,794.96 is: 4,192.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.68 : 15,286.46 = 2,794.96 : x
  2. Step 2: Convert to fraction form
    10,190.68/15,286.46 = 2,794.96/x
  3. Step 3: Cross multiply
    10,190.68x = 15,286.46 × 2,794.96
  4. Step 4: Simplify right side
    10,190.68x = 42,725,044.24
  5. Step 5: Solve for x
    x = 42,725,044.24/10,190.68
  6. Step 6: Final answer
    x = 4,192.56

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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.