Home / 11,078.65-15,288.56-6,042.97

Finding the Fourth Proportional to 11,078.65, 15,288.56 and 6,042.97

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Solution

The fourth proportional to 11,078.65, 15,288.56 and 6,042.97 is: 8,339.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078.65 : 15,288.56 = 6,042.97 : x
  2. Step 2: Convert to fraction form
    11,078.65/15,288.56 = 6,042.97/x
  3. Step 3: Cross multiply
    11,078.65x = 15,288.56 × 6,042.97
  4. Step 4: Simplify right side
    11,078.65x = 92,388,309.42
  5. Step 5: Solve for x
    x = 92,388,309.42/11,078.65
  6. Step 6: Final answer
    x = 8,339.31

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.