Home / 2,898.88-4,343.44-2,072.96

Finding the Fourth Proportional to 2,898.88, 4,343.44 and 2,072.96

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Solution

The fourth proportional to 2,898.88, 4,343.44 and 2,072.96 is: 3,105.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898.88 : 4,343.44 = 2,072.96 : x
  2. Step 2: Convert to fraction form
    2,898.88/4,343.44 = 2,072.96/x
  3. Step 3: Cross multiply
    2,898.88x = 4,343.44 × 2,072.96
  4. Step 4: Simplify right side
    2,898.88x = 9,003,777.38
  5. Step 5: Solve for x
    x = 9,003,777.38/2,898.88
  6. Step 6: Final answer
    x = 3,105.95

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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.