Home / 4,261.56-6,393.75-2,182.11

Finding the Fourth Proportional to 4,261.56, 6,393.75 and 2,182.11

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Solution

The fourth proportional to 4,261.56, 6,393.75 and 2,182.11 is: 3,273.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.56 : 6,393.75 = 2,182.11 : x
  2. Step 2: Convert to fraction form
    4,261.56/6,393.75 = 2,182.11/x
  3. Step 3: Cross multiply
    4,261.56x = 6,393.75 × 2,182.11
  4. Step 4: Simplify right side
    4,261.56x = 13,951,865.81
  5. Step 5: Solve for x
    x = 13,951,865.81/4,261.56
  6. Step 6: Final answer
    x = 3,273.89

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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.