Home / 3,984.04-5,968.18-2,731.56

Finding the Fourth Proportional to 3,984.04, 5,968.18 and 2,731.56

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Solution

The fourth proportional to 3,984.04, 5,968.18 and 2,731.56 is: 4,091.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,984.04 : 5,968.18 = 2,731.56 : x
  2. Step 2: Convert to fraction form
    3,984.04/5,968.18 = 2,731.56/x
  3. Step 3: Cross multiply
    3,984.04x = 5,968.18 × 2,731.56
  4. Step 4: Simplify right side
    3,984.04x = 16,302,441.76
  5. Step 5: Solve for x
    x = 16,302,441.76/3,984.04
  6. Step 6: Final answer
    x = 4,091.94

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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.