Home / 6,171.59-8,516.75-3,377.09

Finding the Fourth Proportional to 6,171.59, 8,516.75 and 3,377.09

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Solution

The fourth proportional to 6,171.59, 8,516.75 and 3,377.09 is: 4,660.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,171.59 : 8,516.75 = 3,377.09 : x
  2. Step 2: Convert to fraction form
    6,171.59/8,516.75 = 3,377.09/x
  3. Step 3: Cross multiply
    6,171.59x = 8,516.75 × 3,377.09
  4. Step 4: Simplify right side
    6,171.59x = 28,761,771.79
  5. Step 5: Solve for x
    x = 28,761,771.79/6,171.59
  6. Step 6: Final answer
    x = 4,660.35

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Half scale
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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.