Home / 2,188.06-3,283.14-1,092.58

Finding the Fourth Proportional to 2,188.06, 3,283.14 and 1,092.58

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Solution

The fourth proportional to 2,188.06, 3,283.14 and 1,092.58 is: 1,639.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188.06 : 3,283.14 = 1,092.58 : x
  2. Step 2: Convert to fraction form
    2,188.06/3,283.14 = 1,092.58/x
  3. Step 3: Cross multiply
    2,188.06x = 3,283.14 × 1,092.58
  4. Step 4: Simplify right side
    2,188.06x = 3,587,093.10
  5. Step 5: Solve for x
    x = 3,587,093.10/2,188.06
  6. Step 6: Final answer
    x = 1,639.39

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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.