Home / 3,135.25-4,705.04-1,083.25

Finding the Fourth Proportional to 3,135.25, 4,705.04 and 1,083.25

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Solution

The fourth proportional to 3,135.25, 4,705.04 and 1,083.25 is: 1,625.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.25 : 4,705.04 = 1,083.25 : x
  2. Step 2: Convert to fraction form
    3,135.25/4,705.04 = 1,083.25/x
  3. Step 3: Cross multiply
    3,135.25x = 4,705.04 × 1,083.25
  4. Step 4: Simplify right side
    3,135.25x = 5,096,734.58
  5. Step 5: Solve for x
    x = 5,096,734.58/3,135.25
  6. Step 6: Final answer
    x = 1,625.62

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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.