Home / 3,218.62-4,829.79-1,737.83

Finding the Fourth Proportional to 3,218.62, 4,829.79 and 1,737.83

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Solution

The fourth proportional to 3,218.62, 4,829.79 and 1,737.83 is: 2,607.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218.62 : 4,829.79 = 1,737.83 : x
  2. Step 2: Convert to fraction form
    3,218.62/4,829.79 = 1,737.83/x
  3. Step 3: Cross multiply
    3,218.62x = 4,829.79 × 1,737.83
  4. Step 4: Simplify right side
    3,218.62x = 8,393,366.03
  5. Step 5: Solve for x
    x = 8,393,366.03/3,218.62
  6. Step 6: Final answer
    x = 2,607.76

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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.