Home / 3,282.50-4,922.69-1,090.64

Finding the Fourth Proportional to 3,282.50, 4,922.69 and 1,090.64

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Solution

The fourth proportional to 3,282.50, 4,922.69 and 1,090.64 is: 1,635.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.50 : 4,922.69 = 1,090.64 : x
  2. Step 2: Convert to fraction form
    3,282.50/4,922.69 = 1,090.64/x
  3. Step 3: Cross multiply
    3,282.50x = 4,922.69 × 1,090.64
  4. Step 4: Simplify right side
    3,282.50x = 5,368,889.48
  5. Step 5: Solve for x
    x = 5,368,889.48/3,282.50
  6. Step 6: Final answer
    x = 1,635.61

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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.