Home / 3,511.97-4,846.27-2,019.88

Finding the Fourth Proportional to 3,511.97, 4,846.27 and 2,019.88

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Solution

The fourth proportional to 3,511.97, 4,846.27 and 2,019.88 is: 2,787.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.97 : 4,846.27 = 2,019.88 : x
  2. Step 2: Convert to fraction form
    3,511.97/4,846.27 = 2,019.88/x
  3. Step 3: Cross multiply
    3,511.97x = 4,846.27 × 2,019.88
  4. Step 4: Simplify right side
    3,511.97x = 9,788,883.85
  5. Step 5: Solve for x
    x = 9,788,883.85/3,511.97
  6. Step 6: Final answer
    x = 2,787.29

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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.