Home / 8,170.09-11,274.13-4,633.85

Finding the Fourth Proportional to 8,170.09, 11,274.13 and 4,633.85

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Solution

The fourth proportional to 8,170.09, 11,274.13 and 4,633.85 is: 6,394.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170.09 : 11,274.13 = 4,633.85 : x
  2. Step 2: Convert to fraction form
    8,170.09/11,274.13 = 4,633.85/x
  3. Step 3: Cross multiply
    8,170.09x = 11,274.13 × 4,633.85
  4. Step 4: Simplify right side
    8,170.09x = 52,242,627.30
  5. Step 5: Solve for x
    x = 52,242,627.30/8,170.09
  6. Step 6: Final answer
    x = 6,394.38

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Half scale
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Double scale
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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.