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Finding the Fourth Proportional to 4,961.01, 6,843.05 and 3,045.99

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Solution

The fourth proportional to 4,961.01, 6,843.05 and 3,045.99 is: 4,201.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,961.01 : 6,843.05 = 3,045.99 : x
  2. Step 2: Convert to fraction form
    4,961.01/6,843.05 = 3,045.99/x
  3. Step 3: Cross multiply
    4,961.01x = 6,843.05 × 3,045.99
  4. Step 4: Simplify right side
    4,961.01x = 20,843,846.64
  5. Step 5: Solve for x
    x = 20,843,846.64/4,961.01
  6. Step 6: Final answer
    x = 4,201.53

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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.