Home / 3,722.71-5,584.88-1,090.43

Finding the Fourth Proportional to 3,722.71, 5,584.88 and 1,090.43

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Solution

The fourth proportional to 3,722.71, 5,584.88 and 1,090.43 is: 1,635.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.71 : 5,584.88 = 1,090.43 : x
  2. Step 2: Convert to fraction form
    3,722.71/5,584.88 = 1,090.43/x
  3. Step 3: Cross multiply
    3,722.71x = 5,584.88 × 1,090.43
  4. Step 4: Simplify right side
    3,722.71x = 6,089,915.25
  5. Step 5: Solve for x
    x = 6,089,915.25/3,722.71
  6. Step 6: Final answer
    x = 1,635.88

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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.