Home / 4,431.28-6,648.92-1,933.24

Finding the Fourth Proportional to 4,431.28, 6,648.92 and 1,933.24

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Solution

The fourth proportional to 4,431.28, 6,648.92 and 1,933.24 is: 2,900.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.28 : 6,648.92 = 1,933.24 : x
  2. Step 2: Convert to fraction form
    4,431.28/6,648.92 = 1,933.24/x
  3. Step 3: Cross multiply
    4,431.28x = 6,648.92 × 1,933.24
  4. Step 4: Simplify right side
    4,431.28x = 12,853,958.10
  5. Step 5: Solve for x
    x = 12,853,958.10/4,431.28
  6. Step 6: Final answer
    x = 2,900.73

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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.