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Finding the Fourth Proportional to 6,069.92, 8,371.69 and 3,973.64

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Solution

The fourth proportional to 6,069.92, 8,371.69 and 3,973.64 is: 5,480.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,069.92 : 8,371.69 = 3,973.64 : x
  2. Step 2: Convert to fraction form
    6,069.92/8,371.69 = 3,973.64/x
  3. Step 3: Cross multiply
    6,069.92x = 8,371.69 × 3,973.64
  4. Step 4: Simplify right side
    6,069.92x = 33,266,030.46
  5. Step 5: Solve for x
    x = 33,266,030.46/6,069.92
  6. Step 6: Final answer
    x = 5,480.48

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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.