Home / 6,765.05-10,138.91-2,864.09

Finding the Fourth Proportional to 6,765.05, 10,138.91 and 2,864.09

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Solution

The fourth proportional to 6,765.05, 10,138.91 and 2,864.09 is: 4,292.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.05 : 10,138.91 = 2,864.09 : x
  2. Step 2: Convert to fraction form
    6,765.05/10,138.91 = 2,864.09/x
  3. Step 3: Cross multiply
    6,765.05x = 10,138.91 × 2,864.09
  4. Step 4: Simplify right side
    6,765.05x = 29,038,685.73
  5. Step 5: Solve for x
    x = 29,038,685.73/6,765.05
  6. Step 6: Final answer
    x = 4,292.46

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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.