Home / 2,278.03-3,414.78-1,182.10

Finding the Fourth Proportional to 2,278.03, 3,414.78 and 1,182.10

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Solution

The fourth proportional to 2,278.03, 3,414.78 and 1,182.10 is: 1,771.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278.03 : 3,414.78 = 1,182.10 : x
  2. Step 2: Convert to fraction form
    2,278.03/3,414.78 = 1,182.10/x
  3. Step 3: Cross multiply
    2,278.03x = 3,414.78 × 1,182.10
  4. Step 4: Simplify right side
    2,278.03x = 4,036,611.44
  5. Step 5: Solve for x
    x = 4,036,611.44/2,278.03
  6. Step 6: Final answer
    x = 1,771.97

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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.