Home / 7,974.43-11,950.69-4,070.65

Finding the Fourth Proportional to 7,974.43, 11,950.69 and 4,070.65

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Solution

The fourth proportional to 7,974.43, 11,950.69 and 4,070.65 is: 6,100.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,974.43 : 11,950.69 = 4,070.65 : x
  2. Step 2: Convert to fraction form
    7,974.43/11,950.69 = 4,070.65/x
  3. Step 3: Cross multiply
    7,974.43x = 11,950.69 × 4,070.65
  4. Step 4: Simplify right side
    7,974.43x = 48,647,076.25
  5. Step 5: Solve for x
    x = 48,647,076.25/7,974.43
  6. Step 6: Final answer
    x = 6,100.38

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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.