Home / 5,921.64-8,171.46-3,268.08

Finding the Fourth Proportional to 5,921.64, 8,171.46 and 3,268.08

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Solution

The fourth proportional to 5,921.64, 8,171.46 and 3,268.08 is: 4,509.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.64 : 8,171.46 = 3,268.08 : x
  2. Step 2: Convert to fraction form
    5,921.64/8,171.46 = 3,268.08/x
  3. Step 3: Cross multiply
    5,921.64x = 8,171.46 × 3,268.08
  4. Step 4: Simplify right side
    5,921.64x = 26,704,985.00
  5. Step 5: Solve for x
    x = 26,704,985.00/5,921.64
  6. Step 6: Final answer
    x = 4,509.73

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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.