Home / 4,252.56-6,380.16-1,788.48

Finding the Fourth Proportional to 4,252.56, 6,380.16 and 1,788.48

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Solution

The fourth proportional to 4,252.56, 6,380.16 and 1,788.48 is: 2,683.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.56 : 6,380.16 = 1,788.48 : x
  2. Step 2: Convert to fraction form
    4,252.56/6,380.16 = 1,788.48/x
  3. Step 3: Cross multiply
    4,252.56x = 6,380.16 × 1,788.48
  4. Step 4: Simplify right side
    4,252.56x = 11,410,788.56
  5. Step 5: Solve for x
    x = 11,410,788.56/4,252.56
  6. Step 6: Final answer
    x = 2,683.28

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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.