Home / 3,222.70-4,833.26-1,247.68

Finding the Fourth Proportional to 3,222.70, 4,833.26 and 1,247.68

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Solution

The fourth proportional to 3,222.70, 4,833.26 and 1,247.68 is: 1,871.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.70 : 4,833.26 = 1,247.68 : x
  2. Step 2: Convert to fraction form
    3,222.70/4,833.26 = 1,247.68/x
  3. Step 3: Cross multiply
    3,222.70x = 4,833.26 × 1,247.68
  4. Step 4: Simplify right side
    3,222.70x = 6,030,361.84
  5. Step 5: Solve for x
    x = 6,030,361.84/3,222.70
  6. Step 6: Final answer
    x = 1,871.21

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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.