Home / 3,779.44-5,661.96-2,861.04

Finding the Fourth Proportional to 3,779.44, 5,661.96 and 2,861.04

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Solution

The fourth proportional to 3,779.44, 5,661.96 and 2,861.04 is: 4,286.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779.44 : 5,661.96 = 2,861.04 : x
  2. Step 2: Convert to fraction form
    3,779.44/5,661.96 = 2,861.04/x
  3. Step 3: Cross multiply
    3,779.44x = 5,661.96 × 2,861.04
  4. Step 4: Simplify right side
    3,779.44x = 16,199,094.04
  5. Step 5: Solve for x
    x = 16,199,094.04/3,779.44
  6. Step 6: Final answer
    x = 4,286.11

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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.