Home / 7,517.97-11,270.21-5,538.69

Finding the Fourth Proportional to 7,517.97, 11,270.21 and 5,538.69

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Solution

The fourth proportional to 7,517.97, 11,270.21 and 5,538.69 is: 8,303.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.97 : 11,270.21 = 5,538.69 : x
  2. Step 2: Convert to fraction form
    7,517.97/11,270.21 = 5,538.69/x
  3. Step 3: Cross multiply
    7,517.97x = 11,270.21 × 5,538.69
  4. Step 4: Simplify right side
    7,517.97x = 62,422,171.73
  5. Step 5: Solve for x
    x = 62,422,171.73/7,517.97
  6. Step 6: Final answer
    x = 8,303.06

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1.5x scale

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.