Home / 10,179.26-15,270.54-3,604.02

Finding the Fourth Proportional to 10,179.26, 15,270.54 and 3,604.02

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Solution

The fourth proportional to 10,179.26, 15,270.54 and 3,604.02 is: 5,406.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,179.26 : 15,270.54 = 3,604.02 : x
  2. Step 2: Convert to fraction form
    10,179.26/15,270.54 = 3,604.02/x
  3. Step 3: Cross multiply
    10,179.26x = 15,270.54 × 3,604.02
  4. Step 4: Simplify right side
    10,179.26x = 55,035,331.57
  5. Step 5: Solve for x
    x = 55,035,331.57/10,179.26
  6. Step 6: Final answer
    x = 5,406.61

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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.