Home / 3,091.67-4,262.04-2,041.91

Finding the Fourth Proportional to 3,091.67, 4,262.04 and 2,041.91

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Solution

The fourth proportional to 3,091.67, 4,262.04 and 2,041.91 is: 2,814.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091.67 : 4,262.04 = 2,041.91 : x
  2. Step 2: Convert to fraction form
    3,091.67/4,262.04 = 2,041.91/x
  3. Step 3: Cross multiply
    3,091.67x = 4,262.04 × 2,041.91
  4. Step 4: Simplify right side
    3,091.67x = 8,702,680.79
  5. Step 5: Solve for x
    x = 8,702,680.79/3,091.67
  6. Step 6: Final answer
    x = 2,814.88

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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.