Home / 2,912.14-4,369.38-1,063.38

Finding the Fourth Proportional to 2,912.14, 4,369.38 and 1,063.38

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Solution

The fourth proportional to 2,912.14, 4,369.38 and 1,063.38 is: 1,595.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912.14 : 4,369.38 = 1,063.38 : x
  2. Step 2: Convert to fraction form
    2,912.14/4,369.38 = 1,063.38/x
  3. Step 3: Cross multiply
    2,912.14x = 4,369.38 × 1,063.38
  4. Step 4: Simplify right side
    2,912.14x = 4,646,311.30
  5. Step 5: Solve for x
    x = 4,646,311.30/2,912.14
  6. Step 6: Final answer
    x = 1,595.50

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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.