Home / 2,936.56-4,399.89-1,453.80

Finding the Fourth Proportional to 2,936.56, 4,399.89 and 1,453.80

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Solution

The fourth proportional to 2,936.56, 4,399.89 and 1,453.80 is: 2,178.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936.56 : 4,399.89 = 1,453.80 : x
  2. Step 2: Convert to fraction form
    2,936.56/4,399.89 = 1,453.80/x
  3. Step 3: Cross multiply
    2,936.56x = 4,399.89 × 1,453.80
  4. Step 4: Simplify right side
    2,936.56x = 6,396,571.13
  5. Step 5: Solve for x
    x = 6,396,571.13/2,936.56
  6. Step 6: Final answer
    x = 2,178.25

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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.