Home / 3,288.94-4,539.75-1,892.62

Finding the Fourth Proportional to 3,288.94, 4,539.75 and 1,892.62

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Solution

The fourth proportional to 3,288.94, 4,539.75 and 1,892.62 is: 2,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.94 : 4,539.75 = 1,892.62 : x
  2. Step 2: Convert to fraction form
    3,288.94/4,539.75 = 1,892.62/x
  3. Step 3: Cross multiply
    3,288.94x = 4,539.75 × 1,892.62
  4. Step 4: Simplify right side
    3,288.94x = 8,592,021.65
  5. Step 5: Solve for x
    x = 8,592,021.65/3,288.94
  6. Step 6: Final answer
    x = 2,612.40

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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.