Home / 4,183.88-5,770.90-2,611.40

Finding the Fourth Proportional to 4,183.88, 5,770.90 and 2,611.40

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Solution

The fourth proportional to 4,183.88, 5,770.90 and 2,611.40 is: 3,601.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.88 : 5,770.90 = 2,611.40 : x
  2. Step 2: Convert to fraction form
    4,183.88/5,770.90 = 2,611.40/x
  3. Step 3: Cross multiply
    4,183.88x = 5,770.90 × 2,611.40
  4. Step 4: Simplify right side
    4,183.88x = 15,070,128.26
  5. Step 5: Solve for x
    x = 15,070,128.26/4,183.88
  6. Step 6: Final answer
    x = 3,601.95

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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.