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Finding the Fourth Proportional to 3,238.56, 4,848.69 and 2,509.56

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Solution

The fourth proportional to 3,238.56, 4,848.69 and 2,509.56 is: 3,757.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238.56 : 4,848.69 = 2,509.56 : x
  2. Step 2: Convert to fraction form
    3,238.56/4,848.69 = 2,509.56/x
  3. Step 3: Cross multiply
    3,238.56x = 4,848.69 × 2,509.56
  4. Step 4: Simplify right side
    3,238.56x = 12,168,078.48
  5. Step 5: Solve for x
    x = 12,168,078.48/3,238.56
  6. Step 6: Final answer
    x = 3,757.25

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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.