Home / 10,193.13-15,286.75-2,797.83

Finding the Fourth Proportional to 10,193.13, 15,286.75 and 2,797.83

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Solution

The fourth proportional to 10,193.13, 15,286.75 and 2,797.83 is: 4,195.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193.13 : 15,286.75 = 2,797.83 : x
  2. Step 2: Convert to fraction form
    10,193.13/15,286.75 = 2,797.83/x
  3. Step 3: Cross multiply
    10,193.13x = 15,286.75 × 2,797.83
  4. Step 4: Simplify right side
    10,193.13x = 42,769,720.76
  5. Step 5: Solve for x
    x = 42,769,720.76/10,193.13
  6. Step 6: Final answer
    x = 4,195.94

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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.