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Finding the Fourth Proportional to 6,836.46, 9,431.08 and 4,002.08

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Solution

The fourth proportional to 6,836.46, 9,431.08 and 4,002.08 is: 5,520.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,836.46 : 9,431.08 = 4,002.08 : x
  2. Step 2: Convert to fraction form
    6,836.46/9,431.08 = 4,002.08/x
  3. Step 3: Cross multiply
    6,836.46x = 9,431.08 × 4,002.08
  4. Step 4: Simplify right side
    6,836.46x = 37,743,896.57
  5. Step 5: Solve for x
    x = 37,743,896.57/6,836.46
  6. Step 6: Final answer
    x = 5,520.97

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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.