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Finding the Fourth Proportional to 6,626.99, 9,146.83 and 3,796.00

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Solution

The fourth proportional to 6,626.99, 9,146.83 and 3,796.00 is: 5,239.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,626.99 : 9,146.83 = 3,796.00 : x
  2. Step 2: Convert to fraction form
    6,626.99/9,146.83 = 3,796.00/x
  3. Step 3: Cross multiply
    6,626.99x = 9,146.83 × 3,796.00
  4. Step 4: Simplify right side
    6,626.99x = 34,721,334.32
  5. Step 5: Solve for x
    x = 34,721,334.32/6,626.99
  6. Step 6: Final answer
    x = 5,239.38

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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.