Home / 4,905.85-6,767.75-3,016.66

Finding the Fourth Proportional to 4,905.85, 6,767.75 and 3,016.66

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Solution

The fourth proportional to 4,905.85, 6,767.75 and 3,016.66 is: 4,161.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.85 : 6,767.75 = 3,016.66 : x
  2. Step 2: Convert to fraction form
    4,905.85/6,767.75 = 3,016.66/x
  3. Step 3: Cross multiply
    4,905.85x = 6,767.75 × 3,016.66
  4. Step 4: Simplify right side
    4,905.85x = 20,416,000.72
  5. Step 5: Solve for x
    x = 20,416,000.72/4,905.85
  6. Step 6: Final answer
    x = 4,161.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.