Home / 3,933.18-5,898.12-2,290.86

Finding the Fourth Proportional to 3,933.18, 5,898.12 and 2,290.86

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Solution

The fourth proportional to 3,933.18, 5,898.12 and 2,290.86 is: 3,435.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933.18 : 5,898.12 = 2,290.86 : x
  2. Step 2: Convert to fraction form
    3,933.18/5,898.12 = 2,290.86/x
  3. Step 3: Cross multiply
    3,933.18x = 5,898.12 × 2,290.86
  4. Step 4: Simplify right side
    3,933.18x = 13,511,767.18
  5. Step 5: Solve for x
    x = 13,511,767.18/3,933.18
  6. Step 6: Final answer
    x = 3,435.33

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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.