Home / 2,383.26-3,289.05-1,335.48

Finding the Fourth Proportional to 2,383.26, 3,289.05 and 1,335.48

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Solution

The fourth proportional to 2,383.26, 3,289.05 and 1,335.48 is: 1,843.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.26 : 3,289.05 = 1,335.48 : x
  2. Step 2: Convert to fraction form
    2,383.26/3,289.05 = 1,335.48/x
  3. Step 3: Cross multiply
    2,383.26x = 3,289.05 × 1,335.48
  4. Step 4: Simplify right side
    2,383.26x = 4,392,460.49
  5. Step 5: Solve for x
    x = 4,392,460.49/2,383.26
  6. Step 6: Final answer
    x = 1,843.05

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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.