Home / 4,511.25-6,768.09-1,914.39

Finding the Fourth Proportional to 4,511.25, 6,768.09 and 1,914.39

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Solution

The fourth proportional to 4,511.25, 6,768.09 and 1,914.39 is: 2,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,511.25 : 6,768.09 = 1,914.39 : x
  2. Step 2: Convert to fraction form
    4,511.25/6,768.09 = 1,914.39/x
  3. Step 3: Cross multiply
    4,511.25x = 6,768.09 × 1,914.39
  4. Step 4: Simplify right side
    4,511.25x = 12,956,763.82
  5. Step 5: Solve for x
    x = 12,956,763.82/4,511.25
  6. Step 6: Final answer
    x = 2,872.10

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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.