Home / 6,902.36-10,355.07-2,519.81

Finding the Fourth Proportional to 6,902.36, 10,355.07 and 2,519.81

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Solution

The fourth proportional to 6,902.36, 10,355.07 and 2,519.81 is: 3,780.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902.36 : 10,355.07 = 2,519.81 : x
  2. Step 2: Convert to fraction form
    6,902.36/10,355.07 = 2,519.81/x
  3. Step 3: Cross multiply
    6,902.36x = 10,355.07 × 2,519.81
  4. Step 4: Simplify right side
    6,902.36x = 26,092,757.16
  5. Step 5: Solve for x
    x = 26,092,757.16/6,902.36
  6. Step 6: Final answer
    x = 3,780.27

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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.