Home / 1,222.26-1,835.21-1,204.04

Finding the Fourth Proportional to 1,222.26, 1,835.21 and 1,204.04

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Solution

The fourth proportional to 1,222.26, 1,835.21 and 1,204.04 is: 1,807.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222.26 : 1,835.21 = 1,204.04 : x
  2. Step 2: Convert to fraction form
    1,222.26/1,835.21 = 1,204.04/x
  3. Step 3: Cross multiply
    1,222.26x = 1,835.21 × 1,204.04
  4. Step 4: Simplify right side
    1,222.26x = 2,209,651.05
  5. Step 5: Solve for x
    x = 2,209,651.05/1,222.26
  6. Step 6: Final answer
    x = 1,807.84

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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.