Home / 2,481.75-3,424.68-1,486.85

Finding the Fourth Proportional to 2,481.75, 3,424.68 and 1,486.85

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Solution

The fourth proportional to 2,481.75, 3,424.68 and 1,486.85 is: 2,051.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.75 : 3,424.68 = 1,486.85 : x
  2. Step 2: Convert to fraction form
    2,481.75/3,424.68 = 1,486.85/x
  3. Step 3: Cross multiply
    2,481.75x = 3,424.68 × 1,486.85
  4. Step 4: Simplify right side
    2,481.75x = 5,091,968.33
  5. Step 5: Solve for x
    x = 5,091,968.33/2,481.75
  6. Step 6: Final answer
    x = 2,051.77

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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.