Home / 4,498.12-6,736.92-3,105.12

Finding the Fourth Proportional to 4,498.12, 6,736.92 and 3,105.12

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Solution

The fourth proportional to 4,498.12, 6,736.92 and 3,105.12 is: 4,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,498.12 : 6,736.92 = 3,105.12 : x
  2. Step 2: Convert to fraction form
    4,498.12/6,736.92 = 3,105.12/x
  3. Step 3: Cross multiply
    4,498.12x = 6,736.92 × 3,105.12
  4. Step 4: Simplify right side
    4,498.12x = 20,918,945.03
  5. Step 5: Solve for x
    x = 20,918,945.03/4,498.12
  6. Step 6: Final answer
    x = 4,650.60

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1.5x scale

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.