Home / 5,851.55-8,075.14-3,198.96

Finding the Fourth Proportional to 5,851.55, 8,075.14 and 3,198.96

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Solution

The fourth proportional to 5,851.55, 8,075.14 and 3,198.96 is: 4,414.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.55 : 8,075.14 = 3,198.96 : x
  2. Step 2: Convert to fraction form
    5,851.55/8,075.14 = 3,198.96/x
  3. Step 3: Cross multiply
    5,851.55x = 8,075.14 × 3,198.96
  4. Step 4: Simplify right side
    5,851.55x = 25,832,049.85
  5. Step 5: Solve for x
    x = 25,832,049.85/5,851.55
  6. Step 6: Final answer
    x = 4,414.57

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1.5x scale

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.