Home / 10,193.82-15,292.25-3,619.46

Finding the Fourth Proportional to 10,193.82, 15,292.25 and 3,619.46

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Solution

The fourth proportional to 10,193.82, 15,292.25 and 3,619.46 is: 5,429.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193.82 : 15,292.25 = 3,619.46 : x
  2. Step 2: Convert to fraction form
    10,193.82/15,292.25 = 3,619.46/x
  3. Step 3: Cross multiply
    10,193.82x = 15,292.25 × 3,619.46
  4. Step 4: Simplify right side
    10,193.82x = 55,349,687.19
  5. Step 5: Solve for x
    x = 55,349,687.19/10,193.82
  6. Step 6: Final answer
    x = 5,429.73

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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.