Home / 2,771.40-4,157.46-1,016.16

Finding the Fourth Proportional to 2,771.40, 4,157.46 and 1,016.16

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Solution

The fourth proportional to 2,771.40, 4,157.46 and 1,016.16 is: 1,524.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771.40 : 4,157.46 = 1,016.16 : x
  2. Step 2: Convert to fraction form
    2,771.40/4,157.46 = 1,016.16/x
  3. Step 3: Cross multiply
    2,771.40x = 4,157.46 × 1,016.16
  4. Step 4: Simplify right side
    2,771.40x = 4,224,644.55
  5. Step 5: Solve for x
    x = 4,224,644.55/2,771.40
  6. Step 6: Final answer
    x = 1,524.37

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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.