Home / 2,540.82-3,812.37-1,616.13

Finding the Fourth Proportional to 2,540.82, 3,812.37 and 1,616.13

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Solution

The fourth proportional to 2,540.82, 3,812.37 and 1,616.13 is: 2,424.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540.82 : 3,812.37 = 1,616.13 : x
  2. Step 2: Convert to fraction form
    2,540.82/3,812.37 = 1,616.13/x
  3. Step 3: Cross multiply
    2,540.82x = 3,812.37 × 1,616.13
  4. Step 4: Simplify right side
    2,540.82x = 6,161,285.53
  5. Step 5: Solve for x
    x = 6,161,285.53/2,540.82
  6. Step 6: Final answer
    x = 2,424.92

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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.