Home / 2,506.74-3,759.41-1,394.79

Finding the Fourth Proportional to 2,506.74, 3,759.41 and 1,394.79

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Solution

The fourth proportional to 2,506.74, 3,759.41 and 1,394.79 is: 2,091.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,506.74 : 3,759.41 = 1,394.79 : x
  2. Step 2: Convert to fraction form
    2,506.74/3,759.41 = 1,394.79/x
  3. Step 3: Cross multiply
    2,506.74x = 3,759.41 × 1,394.79
  4. Step 4: Simplify right side
    2,506.74x = 5,243,576.86
  5. Step 5: Solve for x
    x = 5,243,576.86/2,506.74
  6. Step 6: Final answer
    x = 2,091.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.