Home / 3,190.69-4,401.16-2,194.24

Finding the Fourth Proportional to 3,190.69, 4,401.16 and 2,194.24

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Solution

The fourth proportional to 3,190.69, 4,401.16 and 2,194.24 is: 3,026.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.69 : 4,401.16 = 2,194.24 : x
  2. Step 2: Convert to fraction form
    3,190.69/4,401.16 = 2,194.24/x
  3. Step 3: Cross multiply
    3,190.69x = 4,401.16 × 2,194.24
  4. Step 4: Simplify right side
    3,190.69x = 9,657,201.32
  5. Step 5: Solve for x
    x = 9,657,201.32/3,190.69
  6. Step 6: Final answer
    x = 3,026.68

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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.