Home / 3,975.99-5,964.39-1,895.64

Finding the Fourth Proportional to 3,975.99, 5,964.39 and 1,895.64

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Solution

The fourth proportional to 3,975.99, 5,964.39 and 1,895.64 is: 2,843.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.99 : 5,964.39 = 1,895.64 : x
  2. Step 2: Convert to fraction form
    3,975.99/5,964.39 = 1,895.64/x
  3. Step 3: Cross multiply
    3,975.99x = 5,964.39 × 1,895.64
  4. Step 4: Simplify right side
    3,975.99x = 11,306,336.26
  5. Step 5: Solve for x
    x = 11,306,336.26/3,975.99
  6. Step 6: Final answer
    x = 2,843.65

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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.