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Finding the Fourth Proportional to 6,344.12, 8,751.98 and 3,824.69

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Solution

The fourth proportional to 6,344.12, 8,751.98 and 3,824.69 is: 5,276.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.12 : 8,751.98 = 3,824.69 : x
  2. Step 2: Convert to fraction form
    6,344.12/8,751.98 = 3,824.69/x
  3. Step 3: Cross multiply
    6,344.12x = 8,751.98 × 3,824.69
  4. Step 4: Simplify right side
    6,344.12x = 33,473,576.19
  5. Step 5: Solve for x
    x = 33,473,576.19/6,344.12
  6. Step 6: Final answer
    x = 5,276.31

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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.