Home / 8,517.56-12,773.16-2,969.36

Finding the Fourth Proportional to 8,517.56, 12,773.16 and 2,969.36

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Solution

The fourth proportional to 8,517.56, 12,773.16 and 2,969.36 is: 4,452.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517.56 : 12,773.16 = 2,969.36 : x
  2. Step 2: Convert to fraction form
    8,517.56/12,773.16 = 2,969.36/x
  3. Step 3: Cross multiply
    8,517.56x = 12,773.16 × 2,969.36
  4. Step 4: Simplify right side
    8,517.56x = 37,928,110.38
  5. Step 5: Solve for x
    x = 37,928,110.38/8,517.56
  6. Step 6: Final answer
    x = 4,452.93

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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.