Home / 5,921-8,170.14-3,268.28

Finding the Fourth Proportional to 5,921, 8,170.14 and 3,268.28

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Solution

The fourth proportional to 5,921, 8,170.14 and 3,268.28 is: 4,509.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921 : 8,170.14 = 3,268.28 : x
  2. Step 2: Convert to fraction form
    5,921/8,170.14 = 3,268.28/x
  3. Step 3: Cross multiply
    5,921x = 8,170.14 × 3,268.28
  4. Step 4: Simplify right side
    5,921x = 26,702,305.16
  5. Step 5: Solve for x
    x = 26,702,305.16/5,921
  6. Step 6: Final answer
    x = 4,509.76

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