Home / 3,481.33-5,220.95-1,836.98

Finding the Fourth Proportional to 3,481.33, 5,220.95 and 1,836.98

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Solution

The fourth proportional to 3,481.33, 5,220.95 and 1,836.98 is: 2,754.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.33 : 5,220.95 = 1,836.98 : x
  2. Step 2: Convert to fraction form
    3,481.33/5,220.95 = 1,836.98/x
  3. Step 3: Cross multiply
    3,481.33x = 5,220.95 × 1,836.98
  4. Step 4: Simplify right side
    3,481.33x = 9,590,780.73
  5. Step 5: Solve for x
    x = 9,590,780.73/3,481.33
  6. Step 6: Final answer
    x = 2,754.92

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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.