Home / 3,020.50-4,529.66-1,634.86

Finding the Fourth Proportional to 3,020.50, 4,529.66 and 1,634.86

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Solution

The fourth proportional to 3,020.50, 4,529.66 and 1,634.86 is: 2,451.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.50 : 4,529.66 = 1,634.86 : x
  2. Step 2: Convert to fraction form
    3,020.50/4,529.66 = 1,634.86/x
  3. Step 3: Cross multiply
    3,020.50x = 4,529.66 × 1,634.86
  4. Step 4: Simplify right side
    3,020.50x = 7,405,359.95
  5. Step 5: Solve for x
    x = 7,405,359.95/3,020.50
  6. Step 6: Final answer
    x = 2,451.70

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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.