Home / 5,716.68-8,576.64-2,945.37

Finding the Fourth Proportional to 5,716.68, 8,576.64 and 2,945.37

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Solution

The fourth proportional to 5,716.68, 8,576.64 and 2,945.37 is: 4,418.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.68 : 8,576.64 = 2,945.37 : x
  2. Step 2: Convert to fraction form
    5,716.68/8,576.64 = 2,945.37/x
  3. Step 3: Cross multiply
    5,716.68x = 8,576.64 × 2,945.37
  4. Step 4: Simplify right side
    5,716.68x = 25,261,378.16
  5. Step 5: Solve for x
    x = 25,261,378.16/5,716.68
  6. Step 6: Final answer
    x = 4,418.89

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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.