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Finding the Fourth Proportional to 6,833.67, 9,431.33 and 3,850.23

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Solution

The fourth proportional to 6,833.67, 9,431.33 and 3,850.23 is: 5,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,833.67 : 9,431.33 = 3,850.23 : x
  2. Step 2: Convert to fraction form
    6,833.67/9,431.33 = 3,850.23/x
  3. Step 3: Cross multiply
    6,833.67x = 9,431.33 × 3,850.23
  4. Step 4: Simplify right side
    6,833.67x = 36,312,789.71
  5. Step 5: Solve for x
    x = 36,312,789.71/6,833.67
  6. Step 6: Final answer
    x = 5,313.80

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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.