Home / 6,974.64-10,454.67-3,078.54

Finding the Fourth Proportional to 6,974.64, 10,454.67 and 3,078.54

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Solution

The fourth proportional to 6,974.64, 10,454.67 and 3,078.54 is: 4,614.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,974.64 : 10,454.67 = 3,078.54 : x
  2. Step 2: Convert to fraction form
    6,974.64/10,454.67 = 3,078.54/x
  3. Step 3: Cross multiply
    6,974.64x = 10,454.67 × 3,078.54
  4. Step 4: Simplify right side
    6,974.64x = 32,185,119.78
  5. Step 5: Solve for x
    x = 32,185,119.78/6,974.64
  6. Step 6: Final answer
    x = 4,614.59

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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.