Home / 5,719.23-8,579.08-2,716.55

Finding the Fourth Proportional to 5,719.23, 8,579.08 and 2,716.55

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Solution

The fourth proportional to 5,719.23, 8,579.08 and 2,716.55 is: 4,074.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.23 : 8,579.08 = 2,716.55 : x
  2. Step 2: Convert to fraction form
    5,719.23/8,579.08 = 2,716.55/x
  3. Step 3: Cross multiply
    5,719.23x = 8,579.08 × 2,716.55
  4. Step 4: Simplify right side
    5,719.23x = 23,305,493.05
  5. Step 5: Solve for x
    x = 23,305,493.05/5,719.23
  6. Step 6: Final answer
    x = 4,074.93

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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.