Home / 3,367.18-5,050.58-1,391.96

Finding the Fourth Proportional to 3,367.18, 5,050.58 and 1,391.96

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Solution

The fourth proportional to 3,367.18, 5,050.58 and 1,391.96 is: 2,087.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367.18 : 5,050.58 = 1,391.96 : x
  2. Step 2: Convert to fraction form
    3,367.18/5,050.58 = 1,391.96/x
  3. Step 3: Cross multiply
    3,367.18x = 5,050.58 × 1,391.96
  4. Step 4: Simplify right side
    3,367.18x = 7,030,205.34
  5. Step 5: Solve for x
    x = 7,030,205.34/3,367.18
  6. Step 6: Final answer
    x = 2,087.86

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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.