Home / 4,260.01-6,391.33-2,181.48

Finding the Fourth Proportional to 4,260.01, 6,391.33 and 2,181.48

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Solution

The fourth proportional to 4,260.01, 6,391.33 and 2,181.48 is: 3,272.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.01 : 6,391.33 = 2,181.48 : x
  2. Step 2: Convert to fraction form
    4,260.01/6,391.33 = 2,181.48/x
  3. Step 3: Cross multiply
    4,260.01x = 6,391.33 × 2,181.48
  4. Step 4: Simplify right side
    4,260.01x = 13,942,529.15
  5. Step 5: Solve for x
    x = 13,942,529.15/4,260.01
  6. Step 6: Final answer
    x = 3,272.89

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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.