Home / 3,202.90-4,804.81-1,011.80

Finding the Fourth Proportional to 3,202.90, 4,804.81 and 1,011.80

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Solution

The fourth proportional to 3,202.90, 4,804.81 and 1,011.80 is: 1,517.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.90 : 4,804.81 = 1,011.80 : x
  2. Step 2: Convert to fraction form
    3,202.90/4,804.81 = 1,011.80/x
  3. Step 3: Cross multiply
    3,202.90x = 4,804.81 × 1,011.80
  4. Step 4: Simplify right side
    3,202.90x = 4,861,516.24
  5. Step 5: Solve for x
    x = 4,861,516.24/3,202.90
  6. Step 6: Final answer
    x = 1,517.85

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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.