Home / 3,031.28-4,183.21-1,704.97

Finding the Fourth Proportional to 3,031.28, 4,183.21 and 1,704.97

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Solution

The fourth proportional to 3,031.28, 4,183.21 and 1,704.97 is: 2,352.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.28 : 4,183.21 = 1,704.97 : x
  2. Step 2: Convert to fraction form
    3,031.28/4,183.21 = 1,704.97/x
  3. Step 3: Cross multiply
    3,031.28x = 4,183.21 × 1,704.97
  4. Step 4: Simplify right side
    3,031.28x = 7,132,247.55
  5. Step 5: Solve for x
    x = 7,132,247.55/3,031.28
  6. Step 6: Final answer
    x = 2,352.88

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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.