Home / 2,738.42-4,103.79-1,824.50

Finding the Fourth Proportional to 2,738.42, 4,103.79 and 1,824.50

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Solution

The fourth proportional to 2,738.42, 4,103.79 and 1,824.50 is: 2,734.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738.42 : 4,103.79 = 1,824.50 : x
  2. Step 2: Convert to fraction form
    2,738.42/4,103.79 = 1,824.50/x
  3. Step 3: Cross multiply
    2,738.42x = 4,103.79 × 1,824.50
  4. Step 4: Simplify right side
    2,738.42x = 7,487,364.86
  5. Step 5: Solve for x
    x = 7,487,364.86/2,738.42
  6. Step 6: Final answer
    x = 2,734.19

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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.