Home / 2,306.97-3,183.24-1,423.05

Finding the Fourth Proportional to 2,306.97, 3,183.24 and 1,423.05

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Solution

The fourth proportional to 2,306.97, 3,183.24 and 1,423.05 is: 1,963.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306.97 : 3,183.24 = 1,423.05 : x
  2. Step 2: Convert to fraction form
    2,306.97/3,183.24 = 1,423.05/x
  3. Step 3: Cross multiply
    2,306.97x = 3,183.24 × 1,423.05
  4. Step 4: Simplify right side
    2,306.97x = 4,529,909.68
  5. Step 5: Solve for x
    x = 4,529,909.68/2,306.97
  6. Step 6: Final answer
    x = 1,963.58

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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.