Home / 8,716.23-13,076.37-2,872.89

Finding the Fourth Proportional to 8,716.23, 13,076.37 and 2,872.89

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Solution

The fourth proportional to 8,716.23, 13,076.37 and 2,872.89 is: 4,310.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.23 : 13,076.37 = 2,872.89 : x
  2. Step 2: Convert to fraction form
    8,716.23/13,076.37 = 2,872.89/x
  3. Step 3: Cross multiply
    8,716.23x = 13,076.37 × 2,872.89
  4. Step 4: Simplify right side
    8,716.23x = 37,566,972.61
  5. Step 5: Solve for x
    x = 37,566,972.61/8,716.23
  6. Step 6: Final answer
    x = 4,310.00

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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.