Home / 2,201.40-3,299.80-2,021.04

Finding the Fourth Proportional to 2,201.40, 3,299.80 and 2,021.04

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Solution

The fourth proportional to 2,201.40, 3,299.80 and 2,021.04 is: 3,029.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.40 : 3,299.80 = 2,021.04 : x
  2. Step 2: Convert to fraction form
    2,201.40/3,299.80 = 2,021.04/x
  3. Step 3: Cross multiply
    2,201.40x = 3,299.80 × 2,021.04
  4. Step 4: Simplify right side
    2,201.40x = 6,669,027.79
  5. Step 5: Solve for x
    x = 6,669,027.79/2,201.40
  6. Step 6: Final answer
    x = 3,029.45

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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.