Home / 8,079.25-12,117.51-2,235.88

Finding the Fourth Proportional to 8,079.25, 12,117.51 and 2,235.88

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Solution

The fourth proportional to 8,079.25, 12,117.51 and 2,235.88 is: 3,353.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,079.25 : 12,117.51 = 2,235.88 : x
  2. Step 2: Convert to fraction form
    8,079.25/12,117.51 = 2,235.88/x
  3. Step 3: Cross multiply
    8,079.25x = 12,117.51 × 2,235.88
  4. Step 4: Simplify right side
    8,079.25x = 27,093,298.26
  5. Step 5: Solve for x
    x = 27,093,298.26/8,079.25
  6. Step 6: Final answer
    x = 3,353.44

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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.