Home / 7,816.53-11,716.29-2,882.01

Finding the Fourth Proportional to 7,816.53, 11,716.29 and 2,882.01

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Solution

The fourth proportional to 7,816.53, 11,716.29 and 2,882.01 is: 4,319.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,816.53 : 11,716.29 = 2,882.01 : x
  2. Step 2: Convert to fraction form
    7,816.53/11,716.29 = 2,882.01/x
  3. Step 3: Cross multiply
    7,816.53x = 11,716.29 × 2,882.01
  4. Step 4: Simplify right side
    7,816.53x = 33,766,464.94
  5. Step 5: Solve for x
    x = 33,766,464.94/7,816.53
  6. Step 6: Final answer
    x = 4,319.88

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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.