Home / 4,940.91-6,818.60-2,702.75

Finding the Fourth Proportional to 4,940.91, 6,818.60 and 2,702.75

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Solution

The fourth proportional to 4,940.91, 6,818.60 and 2,702.75 is: 3,729.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.91 : 6,818.60 = 2,702.75 : x
  2. Step 2: Convert to fraction form
    4,940.91/6,818.60 = 2,702.75/x
  3. Step 3: Cross multiply
    4,940.91x = 6,818.60 × 2,702.75
  4. Step 4: Simplify right side
    4,940.91x = 18,428,943.81
  5. Step 5: Solve for x
    x = 18,428,943.81/4,940.91
  6. Step 6: Final answer
    x = 3,729.87

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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.