Home / 2,902.62-4,356.55-1,963.29

Finding the Fourth Proportional to 2,902.62, 4,356.55 and 1,963.29

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Solution

The fourth proportional to 2,902.62, 4,356.55 and 1,963.29 is: 2,946.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.62 : 4,356.55 = 1,963.29 : x
  2. Step 2: Convert to fraction form
    2,902.62/4,356.55 = 1,963.29/x
  3. Step 3: Cross multiply
    2,902.62x = 4,356.55 × 1,963.29
  4. Step 4: Simplify right side
    2,902.62x = 8,553,189.84
  5. Step 5: Solve for x
    x = 8,553,189.84/2,902.62
  6. Step 6: Final answer
    x = 2,946.71

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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.