Home / 6,171.48-8,516.46-3,376.92

Finding the Fourth Proportional to 6,171.48, 8,516.46 and 3,376.92

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Solution

The fourth proportional to 6,171.48, 8,516.46 and 3,376.92 is: 4,660.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,171.48 : 8,516.46 = 3,376.92 : x
  2. Step 2: Convert to fraction form
    6,171.48/8,516.46 = 3,376.92/x
  3. Step 3: Cross multiply
    6,171.48x = 8,516.46 × 3,376.92
  4. Step 4: Simplify right side
    6,171.48x = 28,759,404.10
  5. Step 5: Solve for x
    x = 28,759,404.10/6,171.48
  6. Step 6: Final answer
    x = 4,660.05

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Half scale
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Double scale
Find fourth proportional to 6,172.48, 8,517.84 and 3,377.92
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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.