Home / 6,167.89-8,511.78-3,479.23

Finding the Fourth Proportional to 6,167.89, 8,511.78 and 3,479.23

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Solution

The fourth proportional to 6,167.89, 8,511.78 and 3,479.23 is: 4,801.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167.89 : 8,511.78 = 3,479.23 : x
  2. Step 2: Convert to fraction form
    6,167.89/8,511.78 = 3,479.23/x
  3. Step 3: Cross multiply
    6,167.89x = 8,511.78 × 3,479.23
  4. Step 4: Simplify right side
    6,167.89x = 29,614,446.63
  5. Step 5: Solve for x
    x = 29,614,446.63/6,167.89
  6. Step 6: Final answer
    x = 4,801.39

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Find fourth proportional to 3,083.94, 4,255.89 and 1,739.62
Half scale
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Double 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.