Home / 3,359.36-5,028.50-2,122.50

Finding the Fourth Proportional to 3,359.36, 5,028.50 and 2,122.50

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Solution

The fourth proportional to 3,359.36, 5,028.50 and 2,122.50 is: 3,177.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.36 : 5,028.50 = 2,122.50 : x
  2. Step 2: Convert to fraction form
    3,359.36/5,028.50 = 2,122.50/x
  3. Step 3: Cross multiply
    3,359.36x = 5,028.50 × 2,122.50
  4. Step 4: Simplify right side
    3,359.36x = 10,672,991.25
  5. Step 5: Solve for x
    x = 10,672,991.25/3,359.36
  6. Step 6: Final answer
    x = 3,177.09

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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.