Home / 4,789.11-7,183.58-1,326.27

Finding the Fourth Proportional to 4,789.11, 7,183.58 and 1,326.27

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Solution

The fourth proportional to 4,789.11, 7,183.58 and 1,326.27 is: 1,989.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.11 : 7,183.58 = 1,326.27 : x
  2. Step 2: Convert to fraction form
    4,789.11/7,183.58 = 1,326.27/x
  3. Step 3: Cross multiply
    4,789.11x = 7,183.58 × 1,326.27
  4. Step 4: Simplify right side
    4,789.11x = 9,527,360.02
  5. Step 5: Solve for x
    x = 9,527,360.02/4,789.11
  6. Step 6: Final answer
    x = 1,989.38

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1.5x scale

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.