Home / 2,020.20-3,025.44-1,368.96

Finding the Fourth Proportional to 2,020.20, 3,025.44 and 1,368.96

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Solution

The fourth proportional to 2,020.20, 3,025.44 and 1,368.96 is: 2,050.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020.20 : 3,025.44 = 1,368.96 : x
  2. Step 2: Convert to fraction form
    2,020.20/3,025.44 = 1,368.96/x
  3. Step 3: Cross multiply
    2,020.20x = 3,025.44 × 1,368.96
  4. Step 4: Simplify right side
    2,020.20x = 4,141,706.34
  5. Step 5: Solve for x
    x = 4,141,706.34/2,020.20
  6. Step 6: Final answer
    x = 2,050.15

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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.