Home / 8,957.88-13,431.96-2,716.02

Finding the Fourth Proportional to 8,957.88, 13,431.96 and 2,716.02

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Solution

The fourth proportional to 8,957.88, 13,431.96 and 2,716.02 is: 4,072.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,957.88 : 13,431.96 = 2,716.02 : x
  2. Step 2: Convert to fraction form
    8,957.88/13,431.96 = 2,716.02/x
  3. Step 3: Cross multiply
    8,957.88x = 13,431.96 × 2,716.02
  4. Step 4: Simplify right side
    8,957.88x = 36,481,472.00
  5. Step 5: Solve for x
    x = 36,481,472.00/8,957.88
  6. Step 6: Final answer
    x = 4,072.56

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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.