Home / 5,631.72-7,770.98-3,273.32

Finding the Fourth Proportional to 5,631.72, 7,770.98 and 3,273.32

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Solution

The fourth proportional to 5,631.72, 7,770.98 and 3,273.32 is: 4,516.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.72 : 7,770.98 = 3,273.32 : x
  2. Step 2: Convert to fraction form
    5,631.72/7,770.98 = 3,273.32/x
  3. Step 3: Cross multiply
    5,631.72x = 7,770.98 × 3,273.32
  4. Step 4: Simplify right side
    5,631.72x = 25,436,904.25
  5. Step 5: Solve for x
    x = 25,436,904.25/5,631.72
  6. Step 6: Final answer
    x = 4,516.72

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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.