Home / 11,957.44-17,928.06-4,162

Finding the Fourth Proportional to 11,957.44, 17,928.06 and 4,162

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Solution

The fourth proportional to 11,957.44, 17,928.06 and 4,162 is: 6,240.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,957.44 : 17,928.06 = 4,162 : x
  2. Step 2: Convert to fraction form
    11,957.44/17,928.06 = 4,162/x
  3. Step 3: Cross multiply
    11,957.44x = 17,928.06 × 4,162
  4. Step 4: Simplify right side
    11,957.44x = 74,616,585.72
  5. Step 5: Solve for x
    x = 74,616,585.72/11,957.44
  6. Step 6: Final answer
    x = 6,240.18

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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.