Home / 4,146.06-6,221.52-2,974.80

Finding the Fourth Proportional to 4,146.06, 6,221.52 and 2,974.80

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Solution

The fourth proportional to 4,146.06, 6,221.52 and 2,974.80 is: 4,463.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.06 : 6,221.52 = 2,974.80 : x
  2. Step 2: Convert to fraction form
    4,146.06/6,221.52 = 2,974.80/x
  3. Step 3: Cross multiply
    4,146.06x = 6,221.52 × 2,974.80
  4. Step 4: Simplify right side
    4,146.06x = 18,507,777.70
  5. Step 5: Solve for x
    x = 18,507,777.70/4,146.06
  6. Step 6: Final answer
    x = 4,463.94

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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.