Home / 3,994.26-5,511.74-2,225.69

Finding the Fourth Proportional to 3,994.26, 5,511.74 and 2,225.69

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Solution

The fourth proportional to 3,994.26, 5,511.74 and 2,225.69 is: 3,071.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,994.26 : 5,511.74 = 2,225.69 : x
  2. Step 2: Convert to fraction form
    3,994.26/5,511.74 = 2,225.69/x
  3. Step 3: Cross multiply
    3,994.26x = 5,511.74 × 2,225.69
  4. Step 4: Simplify right side
    3,994.26x = 12,267,424.60
  5. Step 5: Solve for x
    x = 12,267,424.60/3,994.26
  6. Step 6: Final answer
    x = 3,071.26

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,995.26, 5,513.12 and 2,226.69
Similar ratio
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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.