Home / 3,020.68-4,530.87-1,771.96

Finding the Fourth Proportional to 3,020.68, 4,530.87 and 1,771.96

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Solution

The fourth proportional to 3,020.68, 4,530.87 and 1,771.96 is: 2,657.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.68 : 4,530.87 = 1,771.96 : x
  2. Step 2: Convert to fraction form
    3,020.68/4,530.87 = 1,771.96/x
  3. Step 3: Cross multiply
    3,020.68x = 4,530.87 × 1,771.96
  4. Step 4: Simplify right side
    3,020.68x = 8,028,532.95
  5. Step 5: Solve for x
    x = 8,028,532.95/3,020.68
  6. Step 6: Final answer
    x = 2,657.86

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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.