Home / 7,379.10-11,067.29-2,183.74

Finding the Fourth Proportional to 7,379.10, 11,067.29 and 2,183.74

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Solution

The fourth proportional to 7,379.10, 11,067.29 and 2,183.74 is: 3,275.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.10 : 11,067.29 = 2,183.74 : x
  2. Step 2: Convert to fraction form
    7,379.10/11,067.29 = 2,183.74/x
  3. Step 3: Cross multiply
    7,379.10x = 11,067.29 × 2,183.74
  4. Step 4: Simplify right side
    7,379.10x = 24,168,083.86
  5. Step 5: Solve for x
    x = 24,168,083.86/7,379.10
  6. Step 6: Final answer
    x = 3,275.21

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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.