Home / 6,660.66-9,191.30-3,676.52

Finding the Fourth Proportional to 6,660.66, 9,191.30 and 3,676.52

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Solution

The fourth proportional to 6,660.66, 9,191.30 and 3,676.52 is: 5,073.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.66 : 9,191.30 = 3,676.52 : x
  2. Step 2: Convert to fraction form
    6,660.66/9,191.30 = 3,676.52/x
  3. Step 3: Cross multiply
    6,660.66x = 9,191.30 × 3,676.52
  4. Step 4: Simplify right side
    6,660.66x = 33,791,998.28
  5. Step 5: Solve for x
    x = 33,791,998.28/6,660.66
  6. Step 6: Final answer
    x = 5,073.37

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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.