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Finding the Fourth Proportional to 6,224.73, 8,583.64 and 4,808.64

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Solution

The fourth proportional to 6,224.73, 8,583.64 and 4,808.64 is: 6,630.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,224.73 : 8,583.64 = 4,808.64 : x
  2. Step 2: Convert to fraction form
    6,224.73/8,583.64 = 4,808.64/x
  3. Step 3: Cross multiply
    6,224.73x = 8,583.64 × 4,808.64
  4. Step 4: Simplify right side
    6,224.73x = 41,275,634.65
  5. Step 5: Solve for x
    x = 41,275,634.65/6,224.73
  6. Step 6: Final answer
    x = 6,630.91

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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.