Home / 5,238-7,855.44-2,463.12

Finding the Fourth Proportional to 5,238, 7,855.44 and 2,463.12

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Solution

The fourth proportional to 5,238, 7,855.44 and 2,463.12 is: 3,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,238 : 7,855.44 = 2,463.12 : x
  2. Step 2: Convert to fraction form
    5,238/7,855.44 = 2,463.12/x
  3. Step 3: Cross multiply
    5,238x = 7,855.44 × 2,463.12
  4. Step 4: Simplify right side
    5,238x = 19,348,891.37
  5. Step 5: Solve for x
    x = 19,348,891.37/5,238
  6. Step 6: Final answer
    x = 3,693.95

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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.