Home / 2,383.71-3,289.52-1,335.84

Finding the Fourth Proportional to 2,383.71, 3,289.52 and 1,335.84

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Solution

The fourth proportional to 2,383.71, 3,289.52 and 1,335.84 is: 1,843.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.71 : 3,289.52 = 1,335.84 : x
  2. Step 2: Convert to fraction form
    2,383.71/3,289.52 = 1,335.84/x
  3. Step 3: Cross multiply
    2,383.71x = 3,289.52 × 1,335.84
  4. Step 4: Simplify right side
    2,383.71x = 4,394,272.40
  5. Step 5: Solve for x
    x = 4,394,272.40/2,383.71
  6. Step 6: Final answer
    x = 1,843.46

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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.