Home / 10,194.40-15,289.92-3,268

Finding the Fourth Proportional to 10,194.40, 15,289.92 and 3,268

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Solution

The fourth proportional to 10,194.40, 15,289.92 and 3,268 is: 4,901.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,194.40 : 15,289.92 = 3,268 : x
  2. Step 2: Convert to fraction form
    10,194.40/15,289.92 = 3,268/x
  3. Step 3: Cross multiply
    10,194.40x = 15,289.92 × 3,268
  4. Step 4: Simplify right side
    10,194.40x = 49,967,458.56
  5. Step 5: Solve for x
    x = 49,967,458.56/10,194.40
  6. Step 6: Final answer
    x = 4,901.46

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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.