Home / 2,195.03-3,292.55-551.58

Finding the Fourth Proportional to 2,195.03, 3,292.55 and 551.58

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Solution

The fourth proportional to 2,195.03, 3,292.55 and 551.58 is: 827.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.03 : 3,292.55 = 551.58 : x
  2. Step 2: Convert to fraction form
    2,195.03/3,292.55 = 551.58/x
  3. Step 3: Cross multiply
    2,195.03x = 3,292.55 × 551.58
  4. Step 4: Simplify right side
    2,195.03x = 1,816,104.73
  5. Step 5: Solve for x
    x = 1,816,104.73/2,195.03
  6. Step 6: Final answer
    x = 827.37

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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.