Home / 6,517.80-9,776.66-3,230

Finding the Fourth Proportional to 6,517.80, 9,776.66 and 3,230

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Solution

The fourth proportional to 6,517.80, 9,776.66 and 3,230 is: 4,844.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517.80 : 9,776.66 = 3,230 : x
  2. Step 2: Convert to fraction form
    6,517.80/9,776.66 = 3,230/x
  3. Step 3: Cross multiply
    6,517.80x = 9,776.66 × 3,230
  4. Step 4: Simplify right side
    6,517.80x = 31,578,611.80
  5. Step 5: Solve for x
    x = 31,578,611.80/6,517.80
  6. Step 6: Final answer
    x = 4,844.98

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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.