Home / 4,958.97-7,431.57-2,181.48

Finding the Fourth Proportional to 4,958.97, 7,431.57 and 2,181.48

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Solution

The fourth proportional to 4,958.97, 7,431.57 and 2,181.48 is: 3,269.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.97 : 7,431.57 = 2,181.48 : x
  2. Step 2: Convert to fraction form
    4,958.97/7,431.57 = 2,181.48/x
  3. Step 3: Cross multiply
    4,958.97x = 7,431.57 × 2,181.48
  4. Step 4: Simplify right side
    4,958.97x = 16,211,821.32
  5. Step 5: Solve for x
    x = 16,211,821.32/4,958.97
  6. Step 6: Final answer
    x = 3,269.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.