Home / 8,171.33-11,274.77-4,633.61

Finding the Fourth Proportional to 8,171.33, 11,274.77 and 4,633.61

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Solution

The fourth proportional to 8,171.33, 11,274.77 and 4,633.61 is: 6,393.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171.33 : 11,274.77 = 4,633.61 : x
  2. Step 2: Convert to fraction form
    8,171.33/11,274.77 = 4,633.61/x
  3. Step 3: Cross multiply
    8,171.33x = 11,274.77 × 4,633.61
  4. Step 4: Simplify right side
    8,171.33x = 52,242,863.85
  5. Step 5: Solve for x
    x = 52,242,863.85/8,171.33
  6. Step 6: Final answer
    x = 6,393.43

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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.