Home / 4,107.33-6,161.92-1,185.86

Finding the Fourth Proportional to 4,107.33, 6,161.92 and 1,185.86

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Solution

The fourth proportional to 4,107.33, 6,161.92 and 1,185.86 is: 1,779.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.33 : 6,161.92 = 1,185.86 : x
  2. Step 2: Convert to fraction form
    4,107.33/6,161.92 = 1,185.86/x
  3. Step 3: Cross multiply
    4,107.33x = 6,161.92 × 1,185.86
  4. Step 4: Simplify right side
    4,107.33x = 7,307,186.89
  5. Step 5: Solve for x
    x = 7,307,186.89/4,107.33
  6. Step 6: Final answer
    x = 1,779.06

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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.