Home / 6,912.09-10,367.78-2,232.02

Finding the Fourth Proportional to 6,912.09, 10,367.78 and 2,232.02

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Solution

The fourth proportional to 6,912.09, 10,367.78 and 2,232.02 is: 3,347.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.09 : 10,367.78 = 2,232.02 : x
  2. Step 2: Convert to fraction form
    6,912.09/10,367.78 = 2,232.02/x
  3. Step 3: Cross multiply
    6,912.09x = 10,367.78 × 2,232.02
  4. Step 4: Simplify right side
    6,912.09x = 23,141,107.07
  5. Step 5: Solve for x
    x = 23,141,107.07/6,912.09
  6. Step 6: Final answer
    x = 3,347.92

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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.