Home / 1,829.22-2,523.62-1,042.85

Finding the Fourth Proportional to 1,829.22, 2,523.62 and 1,042.85

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Solution

The fourth proportional to 1,829.22, 2,523.62 and 1,042.85 is: 1,438.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.22 : 2,523.62 = 1,042.85 : x
  2. Step 2: Convert to fraction form
    1,829.22/2,523.62 = 1,042.85/x
  3. Step 3: Cross multiply
    1,829.22x = 2,523.62 × 1,042.85
  4. Step 4: Simplify right side
    1,829.22x = 2,631,757.12
  5. Step 5: Solve for x
    x = 2,631,757.12/1,829.22
  6. Step 6: Final answer
    x = 1,438.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.