Home / 8,171.23-12,256.84-4,885.26

Finding the Fourth Proportional to 8,171.23, 12,256.84 and 4,885.26

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Solution

The fourth proportional to 8,171.23, 12,256.84 and 4,885.26 is: 7,327.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171.23 : 12,256.84 = 4,885.26 : x
  2. Step 2: Convert to fraction form
    8,171.23/12,256.84 = 4,885.26/x
  3. Step 3: Cross multiply
    8,171.23x = 12,256.84 × 4,885.26
  4. Step 4: Simplify right side
    8,171.23x = 59,877,764.47
  5. Step 5: Solve for x
    x = 59,877,764.47/8,171.23
  6. Step 6: Final answer
    x = 7,327.88

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Similar ratio
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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.