Home / 2,383.52-3,289.40-1,335.64

Finding the Fourth Proportional to 2,383.52, 3,289.40 and 1,335.64

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Solution

The fourth proportional to 2,383.52, 3,289.40 and 1,335.64 is: 1,843.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.52 : 3,289.40 = 1,335.64 : x
  2. Step 2: Convert to fraction form
    2,383.52/3,289.40 = 1,335.64/x
  3. Step 3: Cross multiply
    2,383.52x = 3,289.40 × 1,335.64
  4. Step 4: Simplify right side
    2,383.52x = 4,393,454.22
  5. Step 5: Solve for x
    x = 4,393,454.22/2,383.52
  6. Step 6: Final answer
    x = 1,843.26

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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.