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Finding the Fourth Proportional to 6,796.01, 9,378.81 and 4,245.28

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Solution

The fourth proportional to 6,796.01, 9,378.81 and 4,245.28 is: 5,858.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,796.01 : 9,378.81 = 4,245.28 : x
  2. Step 2: Convert to fraction form
    6,796.01/9,378.81 = 4,245.28/x
  3. Step 3: Cross multiply
    6,796.01x = 9,378.81 × 4,245.28
  4. Step 4: Simplify right side
    6,796.01x = 39,815,606.40
  5. Step 5: Solve for x
    x = 39,815,606.40/6,796.01
  6. Step 6: Final answer
    x = 5,858.68

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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.