Home / 4,660.82-6,431.80-2,564.95

Finding the Fourth Proportional to 4,660.82, 6,431.80 and 2,564.95

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Solution

The fourth proportional to 4,660.82, 6,431.80 and 2,564.95 is: 3,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.82 : 6,431.80 = 2,564.95 : x
  2. Step 2: Convert to fraction form
    4,660.82/6,431.80 = 2,564.95/x
  3. Step 3: Cross multiply
    4,660.82x = 6,431.80 × 2,564.95
  4. Step 4: Simplify right side
    4,660.82x = 16,497,245.41
  5. Step 5: Solve for x
    x = 16,497,245.41/4,660.82
  6. Step 6: Final answer
    x = 3,539.56

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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.