Home / 9,517.73-13,134.31-5,268.70

Finding the Fourth Proportional to 9,517.73, 13,134.31 and 5,268.70

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Solution

The fourth proportional to 9,517.73, 13,134.31 and 5,268.70 is: 7,270.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,517.73 : 13,134.31 = 5,268.70 : x
  2. Step 2: Convert to fraction form
    9,517.73/13,134.31 = 5,268.70/x
  3. Step 3: Cross multiply
    9,517.73x = 13,134.31 × 5,268.70
  4. Step 4: Simplify right side
    9,517.73x = 69,200,763.62
  5. Step 5: Solve for x
    x = 69,200,763.62/9,517.73
  6. Step 6: Final answer
    x = 7,270.72

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1.5x scale

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.