Home / 8,042.68-12,063.75-3,881.44

Finding the Fourth Proportional to 8,042.68, 12,063.75 and 3,881.44

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Solution

The fourth proportional to 8,042.68, 12,063.75 and 3,881.44 is: 5,822.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.68 : 12,063.75 = 3,881.44 : x
  2. Step 2: Convert to fraction form
    8,042.68/12,063.75 = 3,881.44/x
  3. Step 3: Cross multiply
    8,042.68x = 12,063.75 × 3,881.44
  4. Step 4: Simplify right side
    8,042.68x = 46,824,721.80
  5. Step 5: Solve for x
    x = 46,824,721.80/8,042.68
  6. Step 6: Final answer
    x = 5,822.03

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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.