Home / 5,851.57-8,075.19-3,198.98

Finding the Fourth Proportional to 5,851.57, 8,075.19 and 3,198.98

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Solution

The fourth proportional to 5,851.57, 8,075.19 and 3,198.98 is: 4,414.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.57 : 8,075.19 = 3,198.98 : x
  2. Step 2: Convert to fraction form
    5,851.57/8,075.19 = 3,198.98/x
  3. Step 3: Cross multiply
    5,851.57x = 8,075.19 × 3,198.98
  4. Step 4: Simplify right side
    5,851.57x = 25,832,371.31
  5. Step 5: Solve for x
    x = 25,832,371.31/5,851.57
  6. Step 6: Final answer
    x = 4,414.61

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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.