Home / 2,949.75-4,075.89-2,196.52

Finding the Fourth Proportional to 2,949.75, 4,075.89 and 2,196.52

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Solution

The fourth proportional to 2,949.75, 4,075.89 and 2,196.52 is: 3,035.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.75 : 4,075.89 = 2,196.52 : x
  2. Step 2: Convert to fraction form
    2,949.75/4,075.89 = 2,196.52/x
  3. Step 3: Cross multiply
    2,949.75x = 4,075.89 × 2,196.52
  4. Step 4: Simplify right side
    2,949.75x = 8,952,755.48
  5. Step 5: Solve for x
    x = 8,952,755.48/2,949.75
  6. Step 6: Final answer
    x = 3,035.09

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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.