Home / 4,211.82-5,805.70-2,883.22

Finding the Fourth Proportional to 4,211.82, 5,805.70 and 2,883.22

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Solution

The fourth proportional to 4,211.82, 5,805.70 and 2,883.22 is: 3,974.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.82 : 5,805.70 = 2,883.22 : x
  2. Step 2: Convert to fraction form
    4,211.82/5,805.70 = 2,883.22/x
  3. Step 3: Cross multiply
    4,211.82x = 5,805.70 × 2,883.22
  4. Step 4: Simplify right side
    4,211.82x = 16,739,088.63
  5. Step 5: Solve for x
    x = 16,739,088.63/4,211.82
  6. Step 6: Final answer
    x = 3,974.31

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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.