Home / 2,912.76-4,369.14-1,450.44

Finding the Fourth Proportional to 2,912.76, 4,369.14 and 1,450.44

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Solution

The fourth proportional to 2,912.76, 4,369.14 and 1,450.44 is: 2,175.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912.76 : 4,369.14 = 1,450.44 : x
  2. Step 2: Convert to fraction form
    2,912.76/4,369.14 = 1,450.44/x
  3. Step 3: Cross multiply
    2,912.76x = 4,369.14 × 1,450.44
  4. Step 4: Simplify right side
    2,912.76x = 6,337,175.42
  5. Step 5: Solve for x
    x = 6,337,175.42/2,912.76
  6. Step 6: Final answer
    x = 2,175.66

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1.5x scale

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.