Home / 6,104.14-8,431.63-4,212.39

Finding the Fourth Proportional to 6,104.14, 8,431.63 and 4,212.39

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Solution

The fourth proportional to 6,104.14, 8,431.63 and 4,212.39 is: 5,818.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,104.14 : 8,431.63 = 4,212.39 : x
  2. Step 2: Convert to fraction form
    6,104.14/8,431.63 = 4,212.39/x
  3. Step 3: Cross multiply
    6,104.14x = 8,431.63 × 4,212.39
  4. Step 4: Simplify right side
    6,104.14x = 35,517,260.88
  5. Step 5: Solve for x
    x = 35,517,260.88/6,104.14
  6. Step 6: Final answer
    x = 5,818.55

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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.