Home / 3,190.44-4,779.60-1,544.68

Finding the Fourth Proportional to 3,190.44, 4,779.60 and 1,544.68

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Solution

The fourth proportional to 3,190.44, 4,779.60 and 1,544.68 is: 2,314.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.44 : 4,779.60 = 1,544.68 : x
  2. Step 2: Convert to fraction form
    3,190.44/4,779.60 = 1,544.68/x
  3. Step 3: Cross multiply
    3,190.44x = 4,779.60 × 1,544.68
  4. Step 4: Simplify right side
    3,190.44x = 7,382,952.53
  5. Step 5: Solve for x
    x = 7,382,952.53/3,190.44
  6. Step 6: Final answer
    x = 2,314.09

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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.