Home / 4,083.05-5,634.60-2,220.05

Finding the Fourth Proportional to 4,083.05, 5,634.60 and 2,220.05

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Solution

The fourth proportional to 4,083.05, 5,634.60 and 2,220.05 is: 3,063.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.05 : 5,634.60 = 2,220.05 : x
  2. Step 2: Convert to fraction form
    4,083.05/5,634.60 = 2,220.05/x
  3. Step 3: Cross multiply
    4,083.05x = 5,634.60 × 2,220.05
  4. Step 4: Simplify right side
    4,083.05x = 12,509,093.73
  5. Step 5: Solve for x
    x = 12,509,093.73/4,083.05
  6. Step 6: Final answer
    x = 3,063.66

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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.