Home / 11,019.64-16,531.88-3,228.52

Finding the Fourth Proportional to 11,019.64, 16,531.88 and 3,228.52

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Solution

The fourth proportional to 11,019.64, 16,531.88 and 3,228.52 is: 4,843.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,019.64 : 16,531.88 = 3,228.52 : x
  2. Step 2: Convert to fraction form
    11,019.64/16,531.88 = 3,228.52/x
  3. Step 3: Cross multiply
    11,019.64x = 16,531.88 × 3,228.52
  4. Step 4: Simplify right side
    11,019.64x = 53,373,505.22
  5. Step 5: Solve for x
    x = 53,373,505.22/11,019.64
  6. Step 6: Final answer
    x = 4,843.49

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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.