Home / 4,940.45-6,817.57-2,701.89

Finding the Fourth Proportional to 4,940.45, 6,817.57 and 2,701.89

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Solution

The fourth proportional to 4,940.45, 6,817.57 and 2,701.89 is: 3,728.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.45 : 6,817.57 = 2,701.89 : x
  2. Step 2: Convert to fraction form
    4,940.45/6,817.57 = 2,701.89/x
  3. Step 3: Cross multiply
    4,940.45x = 6,817.57 × 2,701.89
  4. Step 4: Simplify right side
    4,940.45x = 18,420,310.70
  5. Step 5: Solve for x
    x = 18,420,310.70/4,940.45
  6. Step 6: Final answer
    x = 3,728.47

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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.