Home / 4,940.78-6,818.00-2,702.25

Finding the Fourth Proportional to 4,940.78, 6,818.00 and 2,702.25

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Solution

The fourth proportional to 4,940.78, 6,818.00 and 2,702.25 is: 3,728.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.78 : 6,818.00 = 2,702.25 : x
  2. Step 2: Convert to fraction form
    4,940.78/6,818.00 = 2,702.25/x
  3. Step 3: Cross multiply
    4,940.78x = 6,818.00 × 2,702.25
  4. Step 4: Simplify right side
    4,940.78x = 18,423,926.99
  5. Step 5: Solve for x
    x = 18,423,926.99/4,940.78
  6. Step 6: Final answer
    x = 3,728.95

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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.