Home / 3,282.76-4,920.99-1,090.29

Finding the Fourth Proportional to 3,282.76, 4,920.99 and 1,090.29

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Solution

The fourth proportional to 3,282.76, 4,920.99 and 1,090.29 is: 1,634.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.76 : 4,920.99 = 1,090.29 : x
  2. Step 2: Convert to fraction form
    3,282.76/4,920.99 = 1,090.29/x
  3. Step 3: Cross multiply
    3,282.76x = 4,920.99 × 1,090.29
  4. Step 4: Simplify right side
    3,282.76x = 5,365,306.19
  5. Step 5: Solve for x
    x = 5,365,306.19/3,282.76
  6. Step 6: Final answer
    x = 1,634.39

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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.