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Finding the Fourth Proportional to 6,994.95, 10,489.98 and 2,063.28

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Solution

The fourth proportional to 6,994.95, 10,489.98 and 2,063.28 is: 3,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,994.95 : 10,489.98 = 2,063.28 : x
  2. Step 2: Convert to fraction form
    6,994.95/10,489.98 = 2,063.28/x
  3. Step 3: Cross multiply
    6,994.95x = 10,489.98 × 2,063.28
  4. Step 4: Simplify right side
    6,994.95x = 21,643,765.93
  5. Step 5: Solve for x
    x = 21,643,765.93/6,994.95
  6. Step 6: Final answer
    x = 3,094.20

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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.