Home / 2,057.54-3,087.39-1,083.74

Finding the Fourth Proportional to 2,057.54, 3,087.39 and 1,083.74

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Solution

The fourth proportional to 2,057.54, 3,087.39 and 1,083.74 is: 1,626.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057.54 : 3,087.39 = 1,083.74 : x
  2. Step 2: Convert to fraction form
    2,057.54/3,087.39 = 1,083.74/x
  3. Step 3: Cross multiply
    2,057.54x = 3,087.39 × 1,083.74
  4. Step 4: Simplify right side
    2,057.54x = 3,345,912.60
  5. Step 5: Solve for x
    x = 3,345,912.60/2,057.54
  6. Step 6: Final answer
    x = 1,626.18

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1.5x scale

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.