Home / 4,157.90-5,738.80-2,834.76

Finding the Fourth Proportional to 4,157.90, 5,738.80 and 2,834.76

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Solution

The fourth proportional to 4,157.90, 5,738.80 and 2,834.76 is: 3,912.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.90 : 5,738.80 = 2,834.76 : x
  2. Step 2: Convert to fraction form
    4,157.90/5,738.80 = 2,834.76/x
  3. Step 3: Cross multiply
    4,157.90x = 5,738.80 × 2,834.76
  4. Step 4: Simplify right side
    4,157.90x = 16,268,120.69
  5. Step 5: Solve for x
    x = 16,268,120.69/4,157.90
  6. Step 6: Final answer
    x = 3,912.58

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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.