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Finding the Fourth Proportional to 6,994.72, 10,489.42 and 2,313.33

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Solution

The fourth proportional to 6,994.72, 10,489.42 and 2,313.33 is: 3,469.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,994.72 : 10,489.42 = 2,313.33 : x
  2. Step 2: Convert to fraction form
    6,994.72/10,489.42 = 2,313.33/x
  3. Step 3: Cross multiply
    6,994.72x = 10,489.42 × 2,313.33
  4. Step 4: Simplify right side
    6,994.72x = 24,265,489.97
  5. Step 5: Solve for x
    x = 24,265,489.97/6,994.72
  6. Step 6: Final answer
    x = 3,469.12

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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.