Home / 6,147.38-9,218.19-2,040.50

Finding the Fourth Proportional to 6,147.38, 9,218.19 and 2,040.50

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Solution

The fourth proportional to 6,147.38, 9,218.19 and 2,040.50 is: 3,059.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,147.38 : 9,218.19 = 2,040.50 : x
  2. Step 2: Convert to fraction form
    6,147.38/9,218.19 = 2,040.50/x
  3. Step 3: Cross multiply
    6,147.38x = 9,218.19 × 2,040.50
  4. Step 4: Simplify right side
    6,147.38x = 18,809,716.70
  5. Step 5: Solve for x
    x = 18,809,716.70/6,147.38
  6. Step 6: Final answer
    x = 3,059.79

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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.