Home / 1,965.56-2,961.68-1,626.44

Finding the Fourth Proportional to 1,965.56, 2,961.68 and 1,626.44

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Solution

The fourth proportional to 1,965.56, 2,961.68 and 1,626.44 is: 2,450.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965.56 : 2,961.68 = 1,626.44 : x
  2. Step 2: Convert to fraction form
    1,965.56/2,961.68 = 1,626.44/x
  3. Step 3: Cross multiply
    1,965.56x = 2,961.68 × 1,626.44
  4. Step 4: Simplify right side
    1,965.56x = 4,816,994.82
  5. Step 5: Solve for x
    x = 4,816,994.82/1,965.56
  6. Step 6: Final answer
    x = 2,450.70

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.