Home / 3,031.16-4,182.94-1,704.85

Finding the Fourth Proportional to 3,031.16, 4,182.94 and 1,704.85

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Solution

The fourth proportional to 3,031.16, 4,182.94 and 1,704.85 is: 2,352.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.16 : 4,182.94 = 1,704.85 : x
  2. Step 2: Convert to fraction form
    3,031.16/4,182.94 = 1,704.85/x
  3. Step 3: Cross multiply
    3,031.16x = 4,182.94 × 1,704.85
  4. Step 4: Simplify right side
    3,031.16x = 7,131,285.26
  5. Step 5: Solve for x
    x = 7,131,285.26/3,031.16
  6. Step 6: Final answer
    x = 2,352.66

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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.