Home / 8,171.32-12,243.04-4,476.17

Finding the Fourth Proportional to 8,171.32, 12,243.04 and 4,476.17

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Solution

The fourth proportional to 8,171.32, 12,243.04 and 4,476.17 is: 6,706.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171.32 : 12,243.04 = 4,476.17 : x
  2. Step 2: Convert to fraction form
    8,171.32/12,243.04 = 4,476.17/x
  3. Step 3: Cross multiply
    8,171.32x = 12,243.04 × 4,476.17
  4. Step 4: Simplify right side
    8,171.32x = 54,801,928.36
  5. Step 5: Solve for x
    x = 54,801,928.36/8,171.32
  6. Step 6: Final answer
    x = 6,706.62

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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.