Home / 3,511.58-4,844.88-2,018.96

Finding the Fourth Proportional to 3,511.58, 4,844.88 and 2,018.96

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Solution

The fourth proportional to 3,511.58, 4,844.88 and 2,018.96 is: 2,785.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.58 : 4,844.88 = 2,018.96 : x
  2. Step 2: Convert to fraction form
    3,511.58/4,844.88 = 2,018.96/x
  3. Step 3: Cross multiply
    3,511.58x = 4,844.88 × 2,018.96
  4. Step 4: Simplify right side
    3,511.58x = 9,781,594.70
  5. Step 5: Solve for x
    x = 9,781,594.70/3,511.58
  6. Step 6: Final answer
    x = 2,785.53

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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.