Home / 3,285.04-4,929.72-1,553.84

Finding the Fourth Proportional to 3,285.04, 4,929.72 and 1,553.84

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Solution

The fourth proportional to 3,285.04, 4,929.72 and 1,553.84 is: 2,331.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.04 : 4,929.72 = 1,553.84 : x
  2. Step 2: Convert to fraction form
    3,285.04/4,929.72 = 1,553.84/x
  3. Step 3: Cross multiply
    3,285.04x = 4,929.72 × 1,553.84
  4. Step 4: Simplify right side
    3,285.04x = 7,659,996.12
  5. Step 5: Solve for x
    x = 7,659,996.12/3,285.04
  6. Step 6: Final answer
    x = 2,331.78

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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.