Home / 3,351.19-5,007.58-2,556.19

Finding the Fourth Proportional to 3,351.19, 5,007.58 and 2,556.19

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Solution

The fourth proportional to 3,351.19, 5,007.58 and 2,556.19 is: 3,819.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.19 : 5,007.58 = 2,556.19 : x
  2. Step 2: Convert to fraction form
    3,351.19/5,007.58 = 2,556.19/x
  3. Step 3: Cross multiply
    3,351.19x = 5,007.58 × 2,556.19
  4. Step 4: Simplify right side
    3,351.19x = 12,800,325.92
  5. Step 5: Solve for x
    x = 12,800,325.92/3,351.19
  6. Step 6: Final answer
    x = 3,819.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.