Home / 3,079.43-4,622.60-1,231.83

Finding the Fourth Proportional to 3,079.43, 4,622.60 and 1,231.83

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Solution

The fourth proportional to 3,079.43, 4,622.60 and 1,231.83 is: 1,849.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.43 : 4,622.60 = 1,231.83 : x
  2. Step 2: Convert to fraction form
    3,079.43/4,622.60 = 1,231.83/x
  3. Step 3: Cross multiply
    3,079.43x = 4,622.60 × 1,231.83
  4. Step 4: Simplify right side
    3,079.43x = 5,694,279.94
  5. Step 5: Solve for x
    x = 5,694,279.94/3,079.43
  6. Step 6: Final answer
    x = 1,849.13

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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.