Home / 3,234.63-4,466.91-2,788.35

Finding the Fourth Proportional to 3,234.63, 4,466.91 and 2,788.35

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Solution

The fourth proportional to 3,234.63, 4,466.91 and 2,788.35 is: 3,850.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.63 : 4,466.91 = 2,788.35 : x
  2. Step 2: Convert to fraction form
    3,234.63/4,466.91 = 2,788.35/x
  3. Step 3: Cross multiply
    3,234.63x = 4,466.91 × 2,788.35
  4. Step 4: Simplify right side
    3,234.63x = 12,455,308.50
  5. Step 5: Solve for x
    x = 12,455,308.50/3,234.63
  6. Step 6: Final answer
    x = 3,850.61

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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.