Home / 3,087.94-4,261.35-1,743.83

Finding the Fourth Proportional to 3,087.94, 4,261.35 and 1,743.83

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Solution

The fourth proportional to 3,087.94, 4,261.35 and 1,743.83 is: 2,406.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.94 : 4,261.35 = 1,743.83 : x
  2. Step 2: Convert to fraction form
    3,087.94/4,261.35 = 1,743.83/x
  3. Step 3: Cross multiply
    3,087.94x = 4,261.35 × 1,743.83
  4. Step 4: Simplify right side
    3,087.94x = 7,431,069.97
  5. Step 5: Solve for x
    x = 7,431,069.97/3,087.94
  6. Step 6: Final answer
    x = 2,406.48

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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.