Home / 4,273.62-6,395.85-2,631.30

Finding the Fourth Proportional to 4,273.62, 6,395.85 and 2,631.30

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Solution

The fourth proportional to 4,273.62, 6,395.85 and 2,631.30 is: 3,937.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.62 : 6,395.85 = 2,631.30 : x
  2. Step 2: Convert to fraction form
    4,273.62/6,395.85 = 2,631.30/x
  3. Step 3: Cross multiply
    4,273.62x = 6,395.85 × 2,631.30
  4. Step 4: Simplify right side
    4,273.62x = 16,829,400.11
  5. Step 5: Solve for x
    x = 16,829,400.11/4,273.62
  6. Step 6: Final answer
    x = 3,937.97

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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.