Home / 3,310.34-4,962.06-1,118.68

Finding the Fourth Proportional to 3,310.34, 4,962.06 and 1,118.68

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Solution

The fourth proportional to 3,310.34, 4,962.06 and 1,118.68 is: 1,676.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,310.34 : 4,962.06 = 1,118.68 : x
  2. Step 2: Convert to fraction form
    3,310.34/4,962.06 = 1,118.68/x
  3. Step 3: Cross multiply
    3,310.34x = 4,962.06 × 1,118.68
  4. Step 4: Simplify right side
    3,310.34x = 5,550,944.88
  5. Step 5: Solve for x
    x = 5,550,944.88/3,310.34
  6. Step 6: Final answer
    x = 1,676.85

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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.