Home / 3,519.87-5,288.01-3,027.79

Finding the Fourth Proportional to 3,519.87, 5,288.01 and 3,027.79

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Solution

The fourth proportional to 3,519.87, 5,288.01 and 3,027.79 is: 4,548.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.87 : 5,288.01 = 3,027.79 : x
  2. Step 2: Convert to fraction form
    3,519.87/5,288.01 = 3,027.79/x
  3. Step 3: Cross multiply
    3,519.87x = 5,288.01 × 3,027.79
  4. Step 4: Simplify right side
    3,519.87x = 16,010,983.80
  5. Step 5: Solve for x
    x = 16,010,983.80/3,519.87
  6. Step 6: Final answer
    x = 4,548.74

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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.