Home / 4,789.10-7,183.19-1,668.58

Finding the Fourth Proportional to 4,789.10, 7,183.19 and 1,668.58

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Solution

The fourth proportional to 4,789.10, 7,183.19 and 1,668.58 is: 2,502.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.10 : 7,183.19 = 1,668.58 : x
  2. Step 2: Convert to fraction form
    4,789.10/7,183.19 = 1,668.58/x
  3. Step 3: Cross multiply
    4,789.10x = 7,183.19 × 1,668.58
  4. Step 4: Simplify right side
    4,789.10x = 11,985,713.38
  5. Step 5: Solve for x
    x = 11,985,713.38/4,789.10
  6. Step 6: Final answer
    x = 2,502.71

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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.