Home / 3,021.24-4,524.18-1,720.44

Finding the Fourth Proportional to 3,021.24, 4,524.18 and 1,720.44

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Solution

The fourth proportional to 3,021.24, 4,524.18 and 1,720.44 is: 2,576.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.24 : 4,524.18 = 1,720.44 : x
  2. Step 2: Convert to fraction form
    3,021.24/4,524.18 = 1,720.44/x
  3. Step 3: Cross multiply
    3,021.24x = 4,524.18 × 1,720.44
  4. Step 4: Simplify right side
    3,021.24x = 7,783,580.24
  5. Step 5: Solve for x
    x = 7,783,580.24/3,021.24
  6. Step 6: Final answer
    x = 2,576.29

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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.