Home / 3,331.26-4,997.49-1,772.01

Finding the Fourth Proportional to 3,331.26, 4,997.49 and 1,772.01

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Solution

The fourth proportional to 3,331.26, 4,997.49 and 1,772.01 is: 2,658.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,331.26 : 4,997.49 = 1,772.01 : x
  2. Step 2: Convert to fraction form
    3,331.26/4,997.49 = 1,772.01/x
  3. Step 3: Cross multiply
    3,331.26x = 4,997.49 × 1,772.01
  4. Step 4: Simplify right side
    3,331.26x = 8,855,602.25
  5. Step 5: Solve for x
    x = 8,855,602.25/3,331.26
  6. Step 6: Final answer
    x = 2,658.33

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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.