Home / 3,231.56-4,848.99-1,382.18

Finding the Fourth Proportional to 3,231.56, 4,848.99 and 1,382.18

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Solution

The fourth proportional to 3,231.56, 4,848.99 and 1,382.18 is: 2,073.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.56 : 4,848.99 = 1,382.18 : x
  2. Step 2: Convert to fraction form
    3,231.56/4,848.99 = 1,382.18/x
  3. Step 3: Cross multiply
    3,231.56x = 4,848.99 × 1,382.18
  4. Step 4: Simplify right side
    3,231.56x = 6,702,158.28
  5. Step 5: Solve for x
    x = 6,702,158.28/3,231.56
  6. Step 6: Final answer
    x = 2,073.97

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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.