Home / 2,233.37-3,350.87-1,078.31

Finding the Fourth Proportional to 2,233.37, 3,350.87 and 1,078.31

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Solution

The fourth proportional to 2,233.37, 3,350.87 and 1,078.31 is: 1,617.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233.37 : 3,350.87 = 1,078.31 : x
  2. Step 2: Convert to fraction form
    2,233.37/3,350.87 = 1,078.31/x
  3. Step 3: Cross multiply
    2,233.37x = 3,350.87 × 1,078.31
  4. Step 4: Simplify right side
    2,233.37x = 3,613,283.66
  5. Step 5: Solve for x
    x = 3,613,283.66/2,233.37
  6. Step 6: Final answer
    x = 1,617.86

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1.5x scale

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.