Home / 3,031.38-4,182.27-1,704.80

Finding the Fourth Proportional to 3,031.38, 4,182.27 and 1,704.80

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Solution

The fourth proportional to 3,031.38, 4,182.27 and 1,704.80 is: 2,352.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.38 : 4,182.27 = 1,704.80 : x
  2. Step 2: Convert to fraction form
    3,031.38/4,182.27 = 1,704.80/x
  3. Step 3: Cross multiply
    3,031.38x = 4,182.27 × 1,704.80
  4. Step 4: Simplify right side
    3,031.38x = 7,129,933.90
  5. Step 5: Solve for x
    x = 7,129,933.90/3,031.38
  6. Step 6: Final answer
    x = 2,352.04

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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.