Home / 4,936.32-6,812.12-3,168.96

Finding the Fourth Proportional to 4,936.32, 6,812.12 and 3,168.96

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Solution

The fourth proportional to 4,936.32, 6,812.12 and 3,168.96 is: 4,373.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,936.32 : 6,812.12 = 3,168.96 : x
  2. Step 2: Convert to fraction form
    4,936.32/6,812.12 = 3,168.96/x
  3. Step 3: Cross multiply
    4,936.32x = 6,812.12 × 3,168.96
  4. Step 4: Simplify right side
    4,936.32x = 21,587,335.80
  5. Step 5: Solve for x
    x = 21,587,335.80/4,936.32
  6. Step 6: Final answer
    x = 4,373.16

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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.