Home / 4,558.62-6,838.20-1,438.73

Finding the Fourth Proportional to 4,558.62, 6,838.20 and 1,438.73

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Solution

The fourth proportional to 4,558.62, 6,838.20 and 1,438.73 is: 2,158.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558.62 : 6,838.20 = 1,438.73 : x
  2. Step 2: Convert to fraction form
    4,558.62/6,838.20 = 1,438.73/x
  3. Step 3: Cross multiply
    4,558.62x = 6,838.20 × 1,438.73
  4. Step 4: Simplify right side
    4,558.62x = 9,838,289.30
  5. Step 5: Solve for x
    x = 9,838,289.30/4,558.62
  6. Step 6: Final answer
    x = 2,158.17

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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.