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Finding the Fourth Proportional to 6,936.04, 9,568.92 and 3,951.32

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Solution

The fourth proportional to 6,936.04, 9,568.92 and 3,951.32 is: 5,451.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.04 : 9,568.92 = 3,951.32 : x
  2. Step 2: Convert to fraction form
    6,936.04/9,568.92 = 3,951.32/x
  3. Step 3: Cross multiply
    6,936.04x = 9,568.92 × 3,951.32
  4. Step 4: Simplify right side
    6,936.04x = 37,809,864.97
  5. Step 5: Solve for x
    x = 37,809,864.97/6,936.04
  6. Step 6: Final answer
    x = 5,451.22

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1.5x scale

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.