Home / 4,193.26-6,289.52-1,419.86

Finding the Fourth Proportional to 4,193.26, 6,289.52 and 1,419.86

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Solution

The fourth proportional to 4,193.26, 6,289.52 and 1,419.86 is: 2,129.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.26 : 6,289.52 = 1,419.86 : x
  2. Step 2: Convert to fraction form
    4,193.26/6,289.52 = 1,419.86/x
  3. Step 3: Cross multiply
    4,193.26x = 6,289.52 × 1,419.86
  4. Step 4: Simplify right side
    4,193.26x = 8,930,254.35
  5. Step 5: Solve for x
    x = 8,930,254.35/4,193.26
  6. Step 6: Final answer
    x = 2,129.67

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.