Home / 8,106.24-12,160.44-3,608.30

Finding the Fourth Proportional to 8,106.24, 12,160.44 and 3,608.30

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Solution

The fourth proportional to 8,106.24, 12,160.44 and 3,608.30 is: 5,412.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.24 : 12,160.44 = 3,608.30 : x
  2. Step 2: Convert to fraction form
    8,106.24/12,160.44 = 3,608.30/x
  3. Step 3: Cross multiply
    8,106.24x = 12,160.44 × 3,608.30
  4. Step 4: Simplify right side
    8,106.24x = 43,878,515.65
  5. Step 5: Solve for x
    x = 43,878,515.65/8,106.24
  6. Step 6: Final answer
    x = 5,412.93

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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.