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Finding the Fourth Proportional to 6,322, 9,480.88 and 2,160.96

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Solution

The fourth proportional to 6,322, 9,480.88 and 2,160.96 is: 3,240.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,322 : 9,480.88 = 2,160.96 : x
  2. Step 2: Convert to fraction form
    6,322/9,480.88 = 2,160.96/x
  3. Step 3: Cross multiply
    6,322x = 9,480.88 × 2,160.96
  4. Step 4: Simplify right side
    6,322x = 20,487,802.44
  5. Step 5: Solve for x
    x = 20,487,802.44/6,322
  6. Step 6: Final answer
    x = 3,240.72

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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.