Home / 3,284.10-4,924.29-1,091.61

Finding the Fourth Proportional to 3,284.10, 4,924.29 and 1,091.61

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Solution

The fourth proportional to 3,284.10, 4,924.29 and 1,091.61 is: 1,636.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.10 : 4,924.29 = 1,091.61 : x
  2. Step 2: Convert to fraction form
    3,284.10/4,924.29 = 1,091.61/x
  3. Step 3: Cross multiply
    3,284.10x = 4,924.29 × 1,091.61
  4. Step 4: Simplify right side
    3,284.10x = 5,375,404.21
  5. Step 5: Solve for x
    x = 5,375,404.21/3,284.10
  6. Step 6: Final answer
    x = 1,636.80

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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.