Home / 11,858.44-16,366.92-6,826

Finding the Fourth Proportional to 11,858.44, 16,366.92 and 6,826

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Solution

The fourth proportional to 11,858.44, 16,366.92 and 6,826 is: 9,421.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,858.44 : 16,366.92 = 6,826 : x
  2. Step 2: Convert to fraction form
    11,858.44/16,366.92 = 6,826/x
  3. Step 3: Cross multiply
    11,858.44x = 16,366.92 × 6,826
  4. Step 4: Simplify right side
    11,858.44x = 111,720,595.92
  5. Step 5: Solve for x
    x = 111,720,595.92/11,858.44
  6. Step 6: Final answer
    x = 9,421.19

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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.