Home / 3,559.95-4,912.75-2,067.90

Finding the Fourth Proportional to 3,559.95, 4,912.75 and 2,067.90

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Solution

The fourth proportional to 3,559.95, 4,912.75 and 2,067.90 is: 2,853.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,559.95 : 4,912.75 = 2,067.90 : x
  2. Step 2: Convert to fraction form
    3,559.95/4,912.75 = 2,067.90/x
  3. Step 3: Cross multiply
    3,559.95x = 4,912.75 × 2,067.90
  4. Step 4: Simplify right side
    3,559.95x = 10,159,059.89
  5. Step 5: Solve for x
    x = 10,159,059.89/3,559.95
  6. Step 6: Final answer
    x = 2,853.71

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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.