Home / 4,716.68-7,072.31-1,945.27

Finding the Fourth Proportional to 4,716.68, 7,072.31 and 1,945.27

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Solution

The fourth proportional to 4,716.68, 7,072.31 and 1,945.27 is: 2,916.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,716.68 : 7,072.31 = 1,945.27 : x
  2. Step 2: Convert to fraction form
    4,716.68/7,072.31 = 1,945.27/x
  3. Step 3: Cross multiply
    4,716.68x = 7,072.31 × 1,945.27
  4. Step 4: Simplify right side
    4,716.68x = 13,757,552.47
  5. Step 5: Solve for x
    x = 13,757,552.47/4,716.68
  6. Step 6: Final answer
    x = 2,916.79

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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.