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Finding the Fourth Proportional to 9,994.84, 13,794.54 and 9,551.96

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Solution

The fourth proportional to 9,994.84, 13,794.54 and 9,551.96 is: 13,183.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994.84 : 13,794.54 = 9,551.96 : x
  2. Step 2: Convert to fraction form
    9,994.84/13,794.54 = 9,551.96/x
  3. Step 3: Cross multiply
    9,994.84x = 13,794.54 × 9,551.96
  4. Step 4: Simplify right side
    9,994.84x = 131,764,894.30
  5. Step 5: Solve for x
    x = 131,764,894.30/9,994.84
  6. Step 6: Final answer
    x = 13,183.29

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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.