Home / 2,169.08-3,250.21-1,676.69

Finding the Fourth Proportional to 2,169.08, 3,250.21 and 1,676.69

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Solution

The fourth proportional to 2,169.08, 3,250.21 and 1,676.69 is: 2,512.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169.08 : 3,250.21 = 1,676.69 : x
  2. Step 2: Convert to fraction form
    2,169.08/3,250.21 = 1,676.69/x
  3. Step 3: Cross multiply
    2,169.08x = 3,250.21 × 1,676.69
  4. Step 4: Simplify right side
    2,169.08x = 5,449,586.22
  5. Step 5: Solve for x
    x = 5,449,586.22/2,169.08
  6. Step 6: Final answer
    x = 2,512.40

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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.