Home / 2,201.75-3,302.58-558.29

Finding the Fourth Proportional to 2,201.75, 3,302.58 and 558.29

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Solution

The fourth proportional to 2,201.75, 3,302.58 and 558.29 is: 837.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201.75 : 3,302.58 = 558.29 : x
  2. Step 2: Convert to fraction form
    2,201.75/3,302.58 = 558.29/x
  3. Step 3: Cross multiply
    2,201.75x = 3,302.58 × 558.29
  4. Step 4: Simplify right side
    2,201.75x = 1,843,780.88
  5. Step 5: Solve for x
    x = 1,843,780.88/2,201.75
  6. Step 6: Final answer
    x = 837.42

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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.