Home / 2,383.59-3,289.36-1,335.66

Finding the Fourth Proportional to 2,383.59, 3,289.36 and 1,335.66

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Solution

The fourth proportional to 2,383.59, 3,289.36 and 1,335.66 is: 1,843.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.59 : 3,289.36 = 1,335.66 : x
  2. Step 2: Convert to fraction form
    2,383.59/3,289.36 = 1,335.66/x
  3. Step 3: Cross multiply
    2,383.59x = 3,289.36 × 1,335.66
  4. Step 4: Simplify right side
    2,383.59x = 4,393,453.41
  5. Step 5: Solve for x
    x = 4,393,453.41/2,383.59
  6. Step 6: Final answer
    x = 1,843.21

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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.