Home / 2,546.21-3,819.27-1,007.21

Finding the Fourth Proportional to 2,546.21, 3,819.27 and 1,007.21

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Solution

The fourth proportional to 2,546.21, 3,819.27 and 1,007.21 is: 1,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,546.21 : 3,819.27 = 1,007.21 : x
  2. Step 2: Convert to fraction form
    2,546.21/3,819.27 = 1,007.21/x
  3. Step 3: Cross multiply
    2,546.21x = 3,819.27 × 1,007.21
  4. Step 4: Simplify right side
    2,546.21x = 3,846,806.94
  5. Step 5: Solve for x
    x = 3,846,806.94/2,546.21
  6. Step 6: Final answer
    x = 1,510.80

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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.