Home / 4,403.11-6,600.21-2,760.80

Finding the Fourth Proportional to 4,403.11, 6,600.21 and 2,760.80

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Solution

The fourth proportional to 4,403.11, 6,600.21 and 2,760.80 is: 4,138.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,403.11 : 6,600.21 = 2,760.80 : x
  2. Step 2: Convert to fraction form
    4,403.11/6,600.21 = 2,760.80/x
  3. Step 3: Cross multiply
    4,403.11x = 6,600.21 × 2,760.80
  4. Step 4: Simplify right side
    4,403.11x = 18,221,876.27
  5. Step 5: Solve for x
    x = 18,221,876.27/4,403.11
  6. Step 6: Final answer
    x = 4,138.41

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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.