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Finding the Fourth Proportional to 6,796.26, 9,382.88 and 4,280.54

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Solution

The fourth proportional to 6,796.26, 9,382.88 and 4,280.54 is: 5,909.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,796.26 : 9,382.88 = 4,280.54 : x
  2. Step 2: Convert to fraction form
    6,796.26/9,382.88 = 4,280.54/x
  3. Step 3: Cross multiply
    6,796.26x = 9,382.88 × 4,280.54
  4. Step 4: Simplify right side
    6,796.26x = 40,163,724.84
  5. Step 5: Solve for x
    x = 40,163,724.84/6,796.26
  6. Step 6: Final answer
    x = 5,909.68

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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.