Home / 1,958.97-2,704.55-1,740.27

Finding the Fourth Proportional to 1,958.97, 2,704.55 and 1,740.27

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Solution

The fourth proportional to 1,958.97, 2,704.55 and 1,740.27 is: 2,402.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.97 : 2,704.55 = 1,740.27 : x
  2. Step 2: Convert to fraction form
    1,958.97/2,704.55 = 1,740.27/x
  3. Step 3: Cross multiply
    1,958.97x = 2,704.55 × 1,740.27
  4. Step 4: Simplify right side
    1,958.97x = 4,706,638.53
  5. Step 5: Solve for x
    x = 4,706,638.53/1,958.97
  6. Step 6: Final answer
    x = 2,402.61

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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.