Home / 6,623.92-9,935.88-3,150.64

Finding the Fourth Proportional to 6,623.92, 9,935.88 and 3,150.64

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Solution

The fourth proportional to 6,623.92, 9,935.88 and 3,150.64 is: 4,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,623.92 : 9,935.88 = 3,150.64 : x
  2. Step 2: Convert to fraction form
    6,623.92/9,935.88 = 3,150.64/x
  3. Step 3: Cross multiply
    6,623.92x = 9,935.88 × 3,150.64
  4. Step 4: Simplify right side
    6,623.92x = 31,304,380.96
  5. Step 5: Solve for x
    x = 31,304,380.96/6,623.92
  6. Step 6: Final answer
    x = 4,725.96

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Similar ratio
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1.5x scale

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.