Home / 4,229.66-6,346.78-1,764.69

Finding the Fourth Proportional to 4,229.66, 6,346.78 and 1,764.69

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Solution

The fourth proportional to 4,229.66, 6,346.78 and 1,764.69 is: 2,647.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.66 : 6,346.78 = 1,764.69 : x
  2. Step 2: Convert to fraction form
    4,229.66/6,346.78 = 1,764.69/x
  3. Step 3: Cross multiply
    4,229.66x = 6,346.78 × 1,764.69
  4. Step 4: Simplify right side
    4,229.66x = 11,200,094.79
  5. Step 5: Solve for x
    x = 11,200,094.79/4,229.66
  6. Step 6: Final answer
    x = 2,647.99

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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.