Home / 2,727.28-4,091.54-995.91

Finding the Fourth Proportional to 2,727.28, 4,091.54 and 995.91

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Solution

The fourth proportional to 2,727.28, 4,091.54 and 995.91 is: 1,494.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.28 : 4,091.54 = 995.91 : x
  2. Step 2: Convert to fraction form
    2,727.28/4,091.54 = 995.91/x
  3. Step 3: Cross multiply
    2,727.28x = 4,091.54 × 995.91
  4. Step 4: Simplify right side
    2,727.28x = 4,074,785.28
  5. Step 5: Solve for x
    x = 4,074,785.28/2,727.28
  6. Step 6: Final answer
    x = 1,494.08

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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.