Home / 3,445.26-5,163.21-2,212.02

Finding the Fourth Proportional to 3,445.26, 5,163.21 and 2,212.02

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Solution

The fourth proportional to 3,445.26, 5,163.21 and 2,212.02 is: 3,315.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.26 : 5,163.21 = 2,212.02 : x
  2. Step 2: Convert to fraction form
    3,445.26/5,163.21 = 2,212.02/x
  3. Step 3: Cross multiply
    3,445.26x = 5,163.21 × 2,212.02
  4. Step 4: Simplify right side
    3,445.26x = 11,421,123.78
  5. Step 5: Solve for x
    x = 11,421,123.78/3,445.26
  6. Step 6: Final answer
    x = 3,315.03

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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.