Home / 7,106.44-9,805.75-3,962.65

Finding the Fourth Proportional to 7,106.44, 9,805.75 and 3,962.65

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Solution

The fourth proportional to 7,106.44, 9,805.75 and 3,962.65 is: 5,467.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.44 : 9,805.75 = 3,962.65 : x
  2. Step 2: Convert to fraction form
    7,106.44/9,805.75 = 3,962.65/x
  3. Step 3: Cross multiply
    7,106.44x = 9,805.75 × 3,962.65
  4. Step 4: Simplify right side
    7,106.44x = 38,856,755.24
  5. Step 5: Solve for x
    x = 38,856,755.24/7,106.44
  6. Step 6: Final answer
    x = 5,467.82

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Why These Related Problems?

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