Home / 11,186.06-16,776.49-4,942.67

Finding the Fourth Proportional to 11,186.06, 16,776.49 and 4,942.67

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Solution

The fourth proportional to 11,186.06, 16,776.49 and 4,942.67 is: 7,412.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,186.06 : 16,776.49 = 4,942.67 : x
  2. Step 2: Convert to fraction form
    11,186.06/16,776.49 = 4,942.67/x
  3. Step 3: Cross multiply
    11,186.06x = 16,776.49 × 4,942.67
  4. Step 4: Simplify right side
    11,186.06x = 82,920,569.95
  5. Step 5: Solve for x
    x = 82,920,569.95/11,186.06
  6. Step 6: Final answer
    x = 7,412.85

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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.