Home / 8,165.25-11,268.06-4,628.79

Finding the Fourth Proportional to 8,165.25, 11,268.06 and 4,628.79

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Solution

The fourth proportional to 8,165.25, 11,268.06 and 4,628.79 is: 6,387.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.25 : 11,268.06 = 4,628.79 : x
  2. Step 2: Convert to fraction form
    8,165.25/11,268.06 = 4,628.79/x
  3. Step 3: Cross multiply
    8,165.25x = 11,268.06 × 4,628.79
  4. Step 4: Simplify right side
    8,165.25x = 52,157,483.45
  5. Step 5: Solve for x
    x = 52,157,483.45/8,165.25
  6. Step 6: Final answer
    x = 6,387.74

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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.