Home / 6,791.57-10,202.91-4,020.15

Finding the Fourth Proportional to 6,791.57, 10,202.91 and 4,020.15

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Solution

The fourth proportional to 6,791.57, 10,202.91 and 4,020.15 is: 6,039.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,791.57 : 10,202.91 = 4,020.15 : x
  2. Step 2: Convert to fraction form
    6,791.57/10,202.91 = 4,020.15/x
  3. Step 3: Cross multiply
    6,791.57x = 10,202.91 × 4,020.15
  4. Step 4: Simplify right side
    6,791.57x = 41,017,228.64
  5. Step 5: Solve for x
    x = 41,017,228.64/6,791.57
  6. Step 6: Final answer
    x = 6,039.43

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1.5x scale

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.