Home / 10,238.28-15,348.28-3,996.84

Finding the Fourth Proportional to 10,238.28, 15,348.28 and 3,996.84

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Solution

The fourth proportional to 10,238.28, 15,348.28 and 3,996.84 is: 5,991.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,238.28 : 15,348.28 = 3,996.84 : x
  2. Step 2: Convert to fraction form
    10,238.28/15,348.28 = 3,996.84/x
  3. Step 3: Cross multiply
    10,238.28x = 15,348.28 × 3,996.84
  4. Step 4: Simplify right side
    10,238.28x = 61,344,609.44
  5. Step 5: Solve for x
    x = 61,344,609.44/10,238.28
  6. Step 6: Final answer
    x = 5,991.69

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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.