Home / 2,253.37-3,383.80-1,393.15

Finding the Fourth Proportional to 2,253.37, 3,383.80 and 1,393.15

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Solution

The fourth proportional to 2,253.37, 3,383.80 and 1,393.15 is: 2,092.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.37 : 3,383.80 = 1,393.15 : x
  2. Step 2: Convert to fraction form
    2,253.37/3,383.80 = 1,393.15/x
  3. Step 3: Cross multiply
    2,253.37x = 3,383.80 × 1,393.15
  4. Step 4: Simplify right side
    2,253.37x = 4,714,140.97
  5. Step 5: Solve for x
    x = 4,714,140.97/2,253.37
  6. Step 6: Final answer
    x = 2,092.04

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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.