Home / 3,907.37-5,861.33-1,442.36

Finding the Fourth Proportional to 3,907.37, 5,861.33 and 1,442.36

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Solution

The fourth proportional to 3,907.37, 5,861.33 and 1,442.36 is: 2,163.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907.37 : 5,861.33 = 1,442.36 : x
  2. Step 2: Convert to fraction form
    3,907.37/5,861.33 = 1,442.36/x
  3. Step 3: Cross multiply
    3,907.37x = 5,861.33 × 1,442.36
  4. Step 4: Simplify right side
    3,907.37x = 8,454,147.94
  5. Step 5: Solve for x
    x = 8,454,147.94/3,907.37
  6. Step 6: Final answer
    x = 2,163.64

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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.