Home / 11,222.41-16,815.01-6,826.57

Finding the Fourth Proportional to 11,222.41, 16,815.01 and 6,826.57

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Solution

The fourth proportional to 11,222.41, 16,815.01 and 6,826.57 is: 10,228.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,222.41 : 16,815.01 = 6,826.57 : x
  2. Step 2: Convert to fraction form
    11,222.41/16,815.01 = 6,826.57/x
  3. Step 3: Cross multiply
    11,222.41x = 16,815.01 × 6,826.57
  4. Step 4: Simplify right side
    11,222.41x = 114,788,842.82
  5. Step 5: Solve for x
    x = 114,788,842.82/11,222.41
  6. Step 6: Final answer
    x = 10,228.54

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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.