Home / 4,494-6,201.72-2,631.36

Finding the Fourth Proportional to 4,494, 6,201.72 and 2,631.36

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Solution

The fourth proportional to 4,494, 6,201.72 and 2,631.36 is: 3,631.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,494 : 6,201.72 = 2,631.36 : x
  2. Step 2: Convert to fraction form
    4,494/6,201.72 = 2,631.36/x
  3. Step 3: Cross multiply
    4,494x = 6,201.72 × 2,631.36
  4. Step 4: Simplify right side
    4,494x = 16,318,957.94
  5. Step 5: Solve for x
    x = 16,318,957.94/4,494
  6. Step 6: Final answer
    x = 3,631.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.