Home / 6,660.93-9,996.27-3,200.61

Finding the Fourth Proportional to 6,660.93, 9,996.27 and 3,200.61

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Solution

The fourth proportional to 6,660.93, 9,996.27 and 3,200.61 is: 4,803.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.93 : 9,996.27 = 3,200.61 : x
  2. Step 2: Convert to fraction form
    6,660.93/9,996.27 = 3,200.61/x
  3. Step 3: Cross multiply
    6,660.93x = 9,996.27 × 3,200.61
  4. Step 4: Simplify right side
    6,660.93x = 31,994,161.72
  5. Step 5: Solve for x
    x = 31,994,161.72/6,660.93
  6. Step 6: Final answer
    x = 4,803.26

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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.