Home / 11,884.44-16,399.86-6,578.94

Finding the Fourth Proportional to 11,884.44, 16,399.86 and 6,578.94

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Solution

The fourth proportional to 11,884.44, 16,399.86 and 6,578.94 is: 9,078.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,884.44 : 16,399.86 = 6,578.94 : x
  2. Step 2: Convert to fraction form
    11,884.44/16,399.86 = 6,578.94/x
  3. Step 3: Cross multiply
    11,884.44x = 16,399.86 × 6,578.94
  4. Step 4: Simplify right side
    11,884.44x = 107,893,694.95
  5. Step 5: Solve for x
    x = 107,893,694.95/11,884.44
  6. Step 6: Final answer
    x = 9,078.57

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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.