Home / 3,563.91-4,918.05-2,072.43

Finding the Fourth Proportional to 3,563.91, 4,918.05 and 2,072.43

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Solution

The fourth proportional to 3,563.91, 4,918.05 and 2,072.43 is: 2,859.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.91 : 4,918.05 = 2,072.43 : x
  2. Step 2: Convert to fraction form
    3,563.91/4,918.05 = 2,072.43/x
  3. Step 3: Cross multiply
    3,563.91x = 4,918.05 × 2,072.43
  4. Step 4: Simplify right side
    3,563.91x = 10,192,314.36
  5. Step 5: Solve for x
    x = 10,192,314.36/3,563.91
  6. Step 6: Final answer
    x = 2,859.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.