Home / 12,727.56-19,091.35-3,962.49

Finding the Fourth Proportional to 12,727.56, 19,091.35 and 3,962.49

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Solution

The fourth proportional to 12,727.56, 19,091.35 and 3,962.49 is: 5,943.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727.56 : 19,091.35 = 3,962.49 : x
  2. Step 2: Convert to fraction form
    12,727.56/19,091.35 = 3,962.49/x
  3. Step 3: Cross multiply
    12,727.56x = 19,091.35 × 3,962.49
  4. Step 4: Simplify right side
    12,727.56x = 75,649,216.82
  5. Step 5: Solve for x
    x = 75,649,216.82/12,727.56
  6. Step 6: Final answer
    x = 5,943.73

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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.