Home / 3,481.37-5,222.58-1,260.72

Finding the Fourth Proportional to 3,481.37, 5,222.58 and 1,260.72

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Solution

The fourth proportional to 3,481.37, 5,222.58 and 1,260.72 is: 1,891.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.37 : 5,222.58 = 1,260.72 : x
  2. Step 2: Convert to fraction form
    3,481.37/5,222.58 = 1,260.72/x
  3. Step 3: Cross multiply
    3,481.37x = 5,222.58 × 1,260.72
  4. Step 4: Simplify right side
    3,481.37x = 6,584,225.91
  5. Step 5: Solve for x
    x = 6,584,225.91/3,481.37
  6. Step 6: Final answer
    x = 1,891.27

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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.