Home / 2,958.37-4,084.25-1,965.01

Finding the Fourth Proportional to 2,958.37, 4,084.25 and 1,965.01

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Solution

The fourth proportional to 2,958.37, 4,084.25 and 1,965.01 is: 2,712.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.37 : 4,084.25 = 1,965.01 : x
  2. Step 2: Convert to fraction form
    2,958.37/4,084.25 = 1,965.01/x
  3. Step 3: Cross multiply
    2,958.37x = 4,084.25 × 1,965.01
  4. Step 4: Simplify right side
    2,958.37x = 8,025,592.09
  5. Step 5: Solve for x
    x = 8,025,592.09/2,958.37
  6. Step 6: Final answer
    x = 2,712.84

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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.