Home / 7,517.14-11,272.53-2,252.90

Finding the Fourth Proportional to 7,517.14, 11,272.53 and 2,252.90

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Solution

The fourth proportional to 7,517.14, 11,272.53 and 2,252.90 is: 3,378.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.14 : 11,272.53 = 2,252.90 : x
  2. Step 2: Convert to fraction form
    7,517.14/11,272.53 = 2,252.90/x
  3. Step 3: Cross multiply
    7,517.14x = 11,272.53 × 2,252.90
  4. Step 4: Simplify right side
    7,517.14x = 25,395,815.21
  5. Step 5: Solve for x
    x = 25,395,815.21/7,517.14
  6. Step 6: Final answer
    x = 3,378.39

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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.