Home / 3,183.98-4,779.86-1,798.28

Finding the Fourth Proportional to 3,183.98, 4,779.86 and 1,798.28

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Solution

The fourth proportional to 3,183.98, 4,779.86 and 1,798.28 is: 2,699.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.98 : 4,779.86 = 1,798.28 : x
  2. Step 2: Convert to fraction form
    3,183.98/4,779.86 = 1,798.28/x
  3. Step 3: Cross multiply
    3,183.98x = 4,779.86 × 1,798.28
  4. Step 4: Simplify right side
    3,183.98x = 8,595,538.09
  5. Step 5: Solve for x
    x = 8,595,538.09/3,183.98
  6. Step 6: Final answer
    x = 2,699.62

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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.