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Finding the Fourth Proportional to 6,866.92, 9,476.26 and 3,723.09

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Solution

The fourth proportional to 6,866.92, 9,476.26 and 3,723.09 is: 5,137.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866.92 : 9,476.26 = 3,723.09 : x
  2. Step 2: Convert to fraction form
    6,866.92/9,476.26 = 3,723.09/x
  3. Step 3: Cross multiply
    6,866.92x = 9,476.26 × 3,723.09
  4. Step 4: Simplify right side
    6,866.92x = 35,280,968.84
  5. Step 5: Solve for x
    x = 35,280,968.84/6,866.92
  6. Step 6: Final answer
    x = 5,137.82

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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.