Home / 4,288.12-6,433.56-1,825

Finding the Fourth Proportional to 4,288.12, 6,433.56 and 1,825

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Solution

The fourth proportional to 4,288.12, 6,433.56 and 1,825 is: 2,738.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.12 : 6,433.56 = 1,825 : x
  2. Step 2: Convert to fraction form
    4,288.12/6,433.56 = 1,825/x
  3. Step 3: Cross multiply
    4,288.12x = 6,433.56 × 1,825
  4. Step 4: Simplify right side
    4,288.12x = 11,741,247
  5. Step 5: Solve for x
    x = 11,741,247/4,288.12
  6. Step 6: Final answer
    x = 2,738.09

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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.