Home / 6,660.27-9,191.21-3,676.11

Finding the Fourth Proportional to 6,660.27, 9,191.21 and 3,676.11

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Solution

The fourth proportional to 6,660.27, 9,191.21 and 3,676.11 is: 5,073.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.27 : 9,191.21 = 3,676.11 : x
  2. Step 2: Convert to fraction form
    6,660.27/9,191.21 = 3,676.11/x
  3. Step 3: Cross multiply
    6,660.27x = 9,191.21 × 3,676.11
  4. Step 4: Simplify right side
    6,660.27x = 33,787,898.99
  5. Step 5: Solve for x
    x = 33,787,898.99/6,660.27
  6. Step 6: Final answer
    x = 5,073.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.