Home / 10,195.88-15,293.81-3,270.38

Finding the Fourth Proportional to 10,195.88, 15,293.81 and 3,270.38

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Solution

The fourth proportional to 10,195.88, 15,293.81 and 3,270.38 is: 4,905.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195.88 : 15,293.81 = 3,270.38 : x
  2. Step 2: Convert to fraction form
    10,195.88/15,293.81 = 3,270.38/x
  3. Step 3: Cross multiply
    10,195.88x = 15,293.81 × 3,270.38
  4. Step 4: Simplify right side
    10,195.88x = 50,016,502.05
  5. Step 5: Solve for x
    x = 50,016,502.05/10,195.88
  6. Step 6: Final answer
    x = 4,905.56

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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.