Home / 7,974.08-11,958.96-3,356

Finding the Fourth Proportional to 7,974.08, 11,958.96 and 3,356

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Solution

The fourth proportional to 7,974.08, 11,958.96 and 3,356 is: 5,033.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,974.08 : 11,958.96 = 3,356 : x
  2. Step 2: Convert to fraction form
    7,974.08/11,958.96 = 3,356/x
  3. Step 3: Cross multiply
    7,974.08x = 11,958.96 × 3,356
  4. Step 4: Simplify right side
    7,974.08x = 40,134,269.76
  5. Step 5: Solve for x
    x = 40,134,269.76/7,974.08
  6. Step 6: Final answer
    x = 5,033.09

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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.