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Finding the Fourth Proportional to 6,647.73, 9,968.54 and 2,263.40

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Solution

The fourth proportional to 6,647.73, 9,968.54 and 2,263.40 is: 3,394.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647.73 : 9,968.54 = 2,263.40 : x
  2. Step 2: Convert to fraction form
    6,647.73/9,968.54 = 2,263.40/x
  3. Step 3: Cross multiply
    6,647.73x = 9,968.54 × 2,263.40
  4. Step 4: Simplify right side
    6,647.73x = 22,562,793.44
  5. Step 5: Solve for x
    x = 22,562,793.44/6,647.73
  6. Step 6: Final answer
    x = 3,394.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.