Home / 7,890.44-11,834.84-2,267.90

Finding the Fourth Proportional to 7,890.44, 11,834.84 and 2,267.90

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Solution

The fourth proportional to 7,890.44, 11,834.84 and 2,267.90 is: 3,401.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,890.44 : 11,834.84 = 2,267.90 : x
  2. Step 2: Convert to fraction form
    7,890.44/11,834.84 = 2,267.90/x
  3. Step 3: Cross multiply
    7,890.44x = 11,834.84 × 2,267.90
  4. Step 4: Simplify right side
    7,890.44x = 26,840,233.64
  5. Step 5: Solve for x
    x = 26,840,233.64/7,890.44
  6. Step 6: Final answer
    x = 3,401.61

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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.