Home / 6,739.83-10,100.03-3,812.09

Finding the Fourth Proportional to 6,739.83, 10,100.03 and 3,812.09

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Solution

The fourth proportional to 6,739.83, 10,100.03 and 3,812.09 is: 5,712.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.83 : 10,100.03 = 3,812.09 : x
  2. Step 2: Convert to fraction form
    6,739.83/10,100.03 = 3,812.09/x
  3. Step 3: Cross multiply
    6,739.83x = 10,100.03 × 3,812.09
  4. Step 4: Simplify right side
    6,739.83x = 38,502,153.80
  5. Step 5: Solve for x
    x = 38,502,153.80/6,739.83
  6. Step 6: Final answer
    x = 5,712.63

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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.