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Finding the Fourth Proportional to 2,060.09, 3,089.49 and 743.67

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Solution

The fourth proportional to 2,060.09, 3,089.49 and 743.67 is: 1,115.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060.09 : 3,089.49 = 743.67 : x
  2. Step 2: Convert to fraction form
    2,060.09/3,089.49 = 743.67/x
  3. Step 3: Cross multiply
    2,060.09x = 3,089.49 × 743.67
  4. Step 4: Simplify right side
    2,060.09x = 2,297,561.03
  5. Step 5: Solve for x
    x = 2,297,561.03/2,060.09
  6. Step 6: Final answer
    x = 1,115.27

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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.