Home / 2,060.16-3,089.60-743.75

Finding the Fourth Proportional to 2,060.16, 3,089.60 and 743.75

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Solution

The fourth proportional to 2,060.16, 3,089.60 and 743.75 is: 1,115.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060.16 : 3,089.60 = 743.75 : x
  2. Step 2: Convert to fraction form
    2,060.16/3,089.60 = 743.75/x
  3. Step 3: Cross multiply
    2,060.16x = 3,089.60 × 743.75
  4. Step 4: Simplify right side
    2,060.16x = 2,297,873.62
  5. Step 5: Solve for x
    x = 2,297,873.62/2,060.16
  6. Step 6: Final answer
    x = 1,115.39

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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.