Home / 4,018.22-5,545.34-2,249.47

Finding the Fourth Proportional to 4,018.22, 5,545.34 and 2,249.47

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Solution

The fourth proportional to 4,018.22, 5,545.34 and 2,249.47 is: 3,104.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.22 : 5,545.34 = 2,249.47 : x
  2. Step 2: Convert to fraction form
    4,018.22/5,545.34 = 2,249.47/x
  3. Step 3: Cross multiply
    4,018.22x = 5,545.34 × 2,249.47
  4. Step 4: Simplify right side
    4,018.22x = 12,474,075.97
  5. Step 5: Solve for x
    x = 12,474,075.97/4,018.22
  6. Step 6: Final answer
    x = 3,104.38

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Half scale
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Double scale
Find fourth proportional to 4,019.22, 5,546.72 and 2,250.47
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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.