Home / 3,974.23-5,484.36-2,205.82

Finding the Fourth Proportional to 3,974.23, 5,484.36 and 2,205.82

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Solution

The fourth proportional to 3,974.23, 5,484.36 and 2,205.82 is: 3,043.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.23 : 5,484.36 = 2,205.82 : x
  2. Step 2: Convert to fraction form
    3,974.23/5,484.36 = 2,205.82/x
  3. Step 3: Cross multiply
    3,974.23x = 5,484.36 × 2,205.82
  4. Step 4: Simplify right side
    3,974.23x = 12,097,510.98
  5. Step 5: Solve for x
    x = 12,097,510.98/3,974.23
  6. Step 6: Final answer
    x = 3,043.99

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