Home / 5,268.62-7,900.31-1,757.43

Finding the Fourth Proportional to 5,268.62, 7,900.31 and 1,757.43

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Solution

The fourth proportional to 5,268.62, 7,900.31 and 1,757.43 is: 2,635.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.62 : 7,900.31 = 1,757.43 : x
  2. Step 2: Convert to fraction form
    5,268.62/7,900.31 = 1,757.43/x
  3. Step 3: Cross multiply
    5,268.62x = 7,900.31 × 1,757.43
  4. Step 4: Simplify right side
    5,268.62x = 13,884,246.20
  5. Step 5: Solve for x
    x = 13,884,246.20/5,268.62
  6. Step 6: Final answer
    x = 2,635.27

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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.