Home / 4,940.43-6,817.89-2,702.40

Finding the Fourth Proportional to 4,940.43, 6,817.89 and 2,702.40

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Solution

The fourth proportional to 4,940.43, 6,817.89 and 2,702.40 is: 3,729.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.43 : 6,817.89 = 2,702.40 : x
  2. Step 2: Convert to fraction form
    4,940.43/6,817.89 = 2,702.40/x
  3. Step 3: Cross multiply
    4,940.43x = 6,817.89 × 2,702.40
  4. Step 4: Simplify right side
    4,940.43x = 18,424,665.94
  5. Step 5: Solve for x
    x = 18,424,665.94/4,940.43
  6. Step 6: Final answer
    x = 3,729.36

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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.