Home / 3,321.72-4,584.01-1,829.60

Finding the Fourth Proportional to 3,321.72, 4,584.01 and 1,829.60

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Solution

The fourth proportional to 3,321.72, 4,584.01 and 1,829.60 is: 2,524.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.72 : 4,584.01 = 1,829.60 : x
  2. Step 2: Convert to fraction form
    3,321.72/4,584.01 = 1,829.60/x
  3. Step 3: Cross multiply
    3,321.72x = 4,584.01 × 1,829.60
  4. Step 4: Simplify right side
    3,321.72x = 8,386,908.15
  5. Step 5: Solve for x
    x = 8,386,908.15/3,321.72
  6. Step 6: Final answer
    x = 2,524.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.