Home / 4,195.12-5,789.33-2,306.79

Finding the Fourth Proportional to 4,195.12, 5,789.33 and 2,306.79

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Solution

The fourth proportional to 4,195.12, 5,789.33 and 2,306.79 is: 3,183.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,195.12 : 5,789.33 = 2,306.79 : x
  2. Step 2: Convert to fraction form
    4,195.12/5,789.33 = 2,306.79/x
  3. Step 3: Cross multiply
    4,195.12x = 5,789.33 × 2,306.79
  4. Step 4: Simplify right side
    4,195.12x = 13,354,739.60
  5. Step 5: Solve for x
    x = 13,354,739.60/4,195.12
  6. Step 6: Final answer
    x = 3,183.40

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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.