Home / 2,254.73-3,383.36-1,214.71

Finding the Fourth Proportional to 2,254.73, 3,383.36 and 1,214.71

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Solution

The fourth proportional to 2,254.73, 3,383.36 and 1,214.71 is: 1,822.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,254.73 : 3,383.36 = 1,214.71 : x
  2. Step 2: Convert to fraction form
    2,254.73/3,383.36 = 1,214.71/x
  3. Step 3: Cross multiply
    2,254.73x = 3,383.36 × 1,214.71
  4. Step 4: Simplify right side
    2,254.73x = 4,109,801.23
  5. Step 5: Solve for x
    x = 4,109,801.23/2,254.73
  6. Step 6: Final answer
    x = 1,822.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.