Home / 7,380.24-11,072.52-2,186.52

Finding the Fourth Proportional to 7,380.24, 11,072.52 and 2,186.52

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Solution

The fourth proportional to 7,380.24, 11,072.52 and 2,186.52 is: 3,280.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.24 : 11,072.52 = 2,186.52 : x
  2. Step 2: Convert to fraction form
    7,380.24/11,072.52 = 2,186.52/x
  3. Step 3: Cross multiply
    7,380.24x = 11,072.52 × 2,186.52
  4. Step 4: Simplify right side
    7,380.24x = 24,210,286.43
  5. Step 5: Solve for x
    x = 24,210,286.43/7,380.24
  6. Step 6: Final answer
    x = 3,280.42

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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.