Home / 3,243.84-4,857.60-2,695.04

Finding the Fourth Proportional to 3,243.84, 4,857.60 and 2,695.04

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Solution

The fourth proportional to 3,243.84, 4,857.60 and 2,695.04 is: 4,035.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.84 : 4,857.60 = 2,695.04 : x
  2. Step 2: Convert to fraction form
    3,243.84/4,857.60 = 2,695.04/x
  3. Step 3: Cross multiply
    3,243.84x = 4,857.60 × 2,695.04
  4. Step 4: Simplify right side
    3,243.84x = 13,091,426.30
  5. Step 5: Solve for x
    x = 13,091,426.30/3,243.84
  6. Step 6: Final answer
    x = 4,035.78

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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.