Home / 6,236.21-8,602.28-3,997.26

Finding the Fourth Proportional to 6,236.21, 8,602.28 and 3,997.26

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Solution

The fourth proportional to 6,236.21, 8,602.28 and 3,997.26 is: 5,513.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,236.21 : 8,602.28 = 3,997.26 : x
  2. Step 2: Convert to fraction form
    6,236.21/8,602.28 = 3,997.26/x
  3. Step 3: Cross multiply
    6,236.21x = 8,602.28 × 3,997.26
  4. Step 4: Simplify right side
    6,236.21x = 34,385,529.77
  5. Step 5: Solve for x
    x = 34,385,529.77/6,236.21
  6. Step 6: Final answer
    x = 5,513.85

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Half 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.