Home / 3,320.08-4,977.68-1,589.92

Finding the Fourth Proportional to 3,320.08, 4,977.68 and 1,589.92

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Solution

The fourth proportional to 3,320.08, 4,977.68 and 1,589.92 is: 2,383.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.08 : 4,977.68 = 1,589.92 : x
  2. Step 2: Convert to fraction form
    3,320.08/4,977.68 = 1,589.92/x
  3. Step 3: Cross multiply
    3,320.08x = 4,977.68 × 1,589.92
  4. Step 4: Simplify right side
    3,320.08x = 7,914,112.99
  5. Step 5: Solve for x
    x = 7,914,112.99/3,320.08
  6. Step 6: Final answer
    x = 2,383.71

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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.