Home / 3,195.10-4,779.96-2,539

Finding the Fourth Proportional to 3,195.10, 4,779.96 and 2,539

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Solution

The fourth proportional to 3,195.10, 4,779.96 and 2,539 is: 3,798.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.10 : 4,779.96 = 2,539 : x
  2. Step 2: Convert to fraction form
    3,195.10/4,779.96 = 2,539/x
  3. Step 3: Cross multiply
    3,195.10x = 4,779.96 × 2,539
  4. Step 4: Simplify right side
    3,195.10x = 12,136,318.44
  5. Step 5: Solve for x
    x = 12,136,318.44/3,195.10
  6. Step 6: Final answer
    x = 3,798.42

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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.