Home / 2,362.82-3,544.20-1,438.64

Finding the Fourth Proportional to 2,362.82, 3,544.20 and 1,438.64

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Solution

The fourth proportional to 2,362.82, 3,544.20 and 1,438.64 is: 2,157.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,362.82 : 3,544.20 = 1,438.64 : x
  2. Step 2: Convert to fraction form
    2,362.82/3,544.20 = 1,438.64/x
  3. Step 3: Cross multiply
    2,362.82x = 3,544.20 × 1,438.64
  4. Step 4: Simplify right side
    2,362.82x = 5,098,810.17
  5. Step 5: Solve for x
    x = 5,098,810.17/2,362.82
  6. Step 6: Final answer
    x = 2,157.94

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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.