Home / 6,385.12-9,583.48-3,267.28

Finding the Fourth Proportional to 6,385.12, 9,583.48 and 3,267.28

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Solution

The fourth proportional to 6,385.12, 9,583.48 and 3,267.28 is: 4,903.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385.12 : 9,583.48 = 3,267.28 : x
  2. Step 2: Convert to fraction form
    6,385.12/9,583.48 = 3,267.28/x
  3. Step 3: Cross multiply
    6,385.12x = 9,583.48 × 3,267.28
  4. Step 4: Simplify right side
    6,385.12x = 31,311,912.53
  5. Step 5: Solve for x
    x = 31,311,912.53/6,385.12
  6. Step 6: Final answer
    x = 4,903.89

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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.