Home / 3,409.78-4,704.46-2,083.14

Finding the Fourth Proportional to 3,409.78, 4,704.46 and 2,083.14

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Solution

The fourth proportional to 3,409.78, 4,704.46 and 2,083.14 is: 2,874.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.78 : 4,704.46 = 2,083.14 : x
  2. Step 2: Convert to fraction form
    3,409.78/4,704.46 = 2,083.14/x
  3. Step 3: Cross multiply
    3,409.78x = 4,704.46 × 2,083.14
  4. Step 4: Simplify right side
    3,409.78x = 9,800,048.80
  5. Step 5: Solve for x
    x = 9,800,048.80/3,409.78
  6. Step 6: Final answer
    x = 2,874.10

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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.