Home / 2,441.26-3,369-1,378.83

Finding the Fourth Proportional to 2,441.26, 3,369 and 1,378.83

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Solution

The fourth proportional to 2,441.26, 3,369 and 1,378.83 is: 1,902.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.26 : 3,369 = 1,378.83 : x
  2. Step 2: Convert to fraction form
    2,441.26/3,369 = 1,378.83/x
  3. Step 3: Cross multiply
    2,441.26x = 3,369 × 1,378.83
  4. Step 4: Simplify right side
    2,441.26x = 4,645,278.27
  5. Step 5: Solve for x
    x = 4,645,278.27/2,441.26
  6. Step 6: Final answer
    x = 1,902.82

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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.