Home / 3,575.56-4,936.62-2,180.68

Finding the Fourth Proportional to 3,575.56, 4,936.62 and 2,180.68

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Solution

The fourth proportional to 3,575.56, 4,936.62 and 2,180.68 is: 3,010.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.56 : 4,936.62 = 2,180.68 : x
  2. Step 2: Convert to fraction form
    3,575.56/4,936.62 = 2,180.68/x
  3. Step 3: Cross multiply
    3,575.56x = 4,936.62 × 2,180.68
  4. Step 4: Simplify right side
    3,575.56x = 10,765,188.50
  5. Step 5: Solve for x
    x = 10,765,188.50/3,575.56
  6. Step 6: Final answer
    x = 3,010.77

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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.