Home / 4,019.45-6,027.20-1,678.76

Finding the Fourth Proportional to 4,019.45, 6,027.20 and 1,678.76

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Solution

The fourth proportional to 4,019.45, 6,027.20 and 1,678.76 is: 2,517.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.45 : 6,027.20 = 1,678.76 : x
  2. Step 2: Convert to fraction form
    4,019.45/6,027.20 = 1,678.76/x
  3. Step 3: Cross multiply
    4,019.45x = 6,027.20 × 1,678.76
  4. Step 4: Simplify right side
    4,019.45x = 10,118,183.74
  5. Step 5: Solve for x
    x = 10,118,183.74/4,019.45
  6. Step 6: Final answer
    x = 2,517.31

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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.