Home / 6,198.72-8,554.14-3,546.78

Finding the Fourth Proportional to 6,198.72, 8,554.14 and 3,546.78

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Solution

The fourth proportional to 6,198.72, 8,554.14 and 3,546.78 is: 4,894.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198.72 : 8,554.14 = 3,546.78 : x
  2. Step 2: Convert to fraction form
    6,198.72/8,554.14 = 3,546.78/x
  3. Step 3: Cross multiply
    6,198.72x = 8,554.14 × 3,546.78
  4. Step 4: Simplify right side
    6,198.72x = 30,339,652.67
  5. Step 5: Solve for x
    x = 30,339,652.67/6,198.72
  6. Step 6: Final answer
    x = 4,894.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.