Home / 2,383.73-3,292.31-1,636.46

Finding the Fourth Proportional to 2,383.73, 3,292.31 and 1,636.46

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Solution

The fourth proportional to 2,383.73, 3,292.31 and 1,636.46 is: 2,260.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.73 : 3,292.31 = 1,636.46 : x
  2. Step 2: Convert to fraction form
    2,383.73/3,292.31 = 1,636.46/x
  3. Step 3: Cross multiply
    2,383.73x = 3,292.31 × 1,636.46
  4. Step 4: Simplify right side
    2,383.73x = 5,387,725.44
  5. Step 5: Solve for x
    x = 5,387,725.44/2,383.73
  6. Step 6: Final answer
    x = 2,260.21

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1.5x scale

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.