Home / 7,227-9,973.50-4,431.96

Finding the Fourth Proportional to 7,227, 9,973.50 and 4,431.96

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Solution

The fourth proportional to 7,227, 9,973.50 and 4,431.96 is: 6,116.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227 : 9,973.50 = 4,431.96 : x
  2. Step 2: Convert to fraction form
    7,227/9,973.50 = 4,431.96/x
  3. Step 3: Cross multiply
    7,227x = 9,973.50 × 4,431.96
  4. Step 4: Simplify right side
    7,227x = 44,202,153.06
  5. Step 5: Solve for x
    x = 44,202,153.06/7,227
  6. Step 6: Final answer
    x = 6,116.25

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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.