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Finding the Fourth Proportional to 6,998.54, 10,499.36 and 3,883.14

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Solution

The fourth proportional to 6,998.54, 10,499.36 and 3,883.14 is: 5,825.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998.54 : 10,499.36 = 3,883.14 : x
  2. Step 2: Convert to fraction form
    6,998.54/10,499.36 = 3,883.14/x
  3. Step 3: Cross multiply
    6,998.54x = 10,499.36 × 3,883.14
  4. Step 4: Simplify right side
    6,998.54x = 40,770,465.37
  5. Step 5: Solve for x
    x = 40,770,465.37/6,998.54
  6. Step 6: Final answer
    x = 5,825.57

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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.