Home / 11,183.14-16,779.50-3,788.38

Finding the Fourth Proportional to 11,183.14, 16,779.50 and 3,788.38

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Solution

The fourth proportional to 11,183.14, 16,779.50 and 3,788.38 is: 5,684.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.14 : 16,779.50 = 3,788.38 : x
  2. Step 2: Convert to fraction form
    11,183.14/16,779.50 = 3,788.38/x
  3. Step 3: Cross multiply
    11,183.14x = 16,779.50 × 3,788.38
  4. Step 4: Simplify right side
    11,183.14x = 63,567,122.21
  5. Step 5: Solve for x
    x = 63,567,122.21/11,183.14
  6. Step 6: Final answer
    x = 5,684.19

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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.