Home / 5,772.12-8,650.80-3,308.28

Finding the Fourth Proportional to 5,772.12, 8,650.80 and 3,308.28

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Solution

The fourth proportional to 5,772.12, 8,650.80 and 3,308.28 is: 4,958.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772.12 : 8,650.80 = 3,308.28 : x
  2. Step 2: Convert to fraction form
    5,772.12/8,650.80 = 3,308.28/x
  3. Step 3: Cross multiply
    5,772.12x = 8,650.80 × 3,308.28
  4. Step 4: Simplify right side
    5,772.12x = 28,619,268.62
  5. Step 5: Solve for x
    x = 28,619,268.62/5,772.12
  6. Step 6: Final answer
    x = 4,958.19

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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.