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Finding the Fourth Proportional to 6,238.92, 9,361.12 and 4,850.18

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Solution

The fourth proportional to 6,238.92, 9,361.12 and 4,850.18 is: 7,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238.92 : 9,361.12 = 4,850.18 : x
  2. Step 2: Convert to fraction form
    6,238.92/9,361.12 = 4,850.18/x
  3. Step 3: Cross multiply
    6,238.92x = 9,361.12 × 4,850.18
  4. Step 4: Simplify right side
    6,238.92x = 45,403,117.00
  5. Step 5: Solve for x
    x = 45,403,117.00/6,238.92
  6. Step 6: Final answer
    x = 7,277.40

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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.