Home / 9,042.33-13,569.44-3,198.72

Finding the Fourth Proportional to 9,042.33, 13,569.44 and 3,198.72

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Solution

The fourth proportional to 9,042.33, 13,569.44 and 3,198.72 is: 4,800.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042.33 : 13,569.44 = 3,198.72 : x
  2. Step 2: Convert to fraction form
    9,042.33/13,569.44 = 3,198.72/x
  3. Step 3: Cross multiply
    9,042.33x = 13,569.44 × 3,198.72
  4. Step 4: Simplify right side
    9,042.33x = 43,404,823.12
  5. Step 5: Solve for x
    x = 43,404,823.12/9,042.33
  6. Step 6: Final answer
    x = 4,800.18

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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.