Home / 3,222.54-4,446.78-1,877.94

Finding the Fourth Proportional to 3,222.54, 4,446.78 and 1,877.94

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Solution

The fourth proportional to 3,222.54, 4,446.78 and 1,877.94 is: 2,591.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.54 : 4,446.78 = 1,877.94 : x
  2. Step 2: Convert to fraction form
    3,222.54/4,446.78 = 1,877.94/x
  3. Step 3: Cross multiply
    3,222.54x = 4,446.78 × 1,877.94
  4. Step 4: Simplify right side
    3,222.54x = 8,350,786.03
  5. Step 5: Solve for x
    x = 8,350,786.03/3,222.54
  6. Step 6: Final answer
    x = 2,591.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.