Home / 2,231.24-3,344.60-1,135.02

Finding the Fourth Proportional to 2,231.24, 3,344.60 and 1,135.02

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Solution

The fourth proportional to 2,231.24, 3,344.60 and 1,135.02 is: 1,701.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231.24 : 3,344.60 = 1,135.02 : x
  2. Step 2: Convert to fraction form
    2,231.24/3,344.60 = 1,135.02/x
  3. Step 3: Cross multiply
    2,231.24x = 3,344.60 × 1,135.02
  4. Step 4: Simplify right side
    2,231.24x = 3,796,187.89
  5. Step 5: Solve for x
    x = 3,796,187.89/2,231.24
  6. Step 6: Final answer
    x = 1,701.38

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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.