Home / 2,824.73-3,897.33-1,645.58

Finding the Fourth Proportional to 2,824.73, 3,897.33 and 1,645.58

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Solution

The fourth proportional to 2,824.73, 3,897.33 and 1,645.58 is: 2,270.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.73 : 3,897.33 = 1,645.58 : x
  2. Step 2: Convert to fraction form
    2,824.73/3,897.33 = 1,645.58/x
  3. Step 3: Cross multiply
    2,824.73x = 3,897.33 × 1,645.58
  4. Step 4: Simplify right side
    2,824.73x = 6,413,352.93
  5. Step 5: Solve for x
    x = 6,413,352.93/2,824.73
  6. Step 6: Final answer
    x = 2,270.43

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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.