Home / 2,847.70-4,273.26-1,204.12

Finding the Fourth Proportional to 2,847.70, 4,273.26 and 1,204.12

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Solution

The fourth proportional to 2,847.70, 4,273.26 and 1,204.12 is: 1,806.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847.70 : 4,273.26 = 1,204.12 : x
  2. Step 2: Convert to fraction form
    2,847.70/4,273.26 = 1,204.12/x
  3. Step 3: Cross multiply
    2,847.70x = 4,273.26 × 1,204.12
  4. Step 4: Simplify right side
    2,847.70x = 5,145,517.83
  5. Step 5: Solve for x
    x = 5,145,517.83/2,847.70
  6. Step 6: Final answer
    x = 1,806.90

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1.5x scale

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.