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Finding the Fourth Proportional to 2,037.85, 3,054.33 and 737.80

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Solution

The fourth proportional to 2,037.85, 3,054.33 and 737.80 is: 1,105.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037.85 : 3,054.33 = 737.80 : x
  2. Step 2: Convert to fraction form
    2,037.85/3,054.33 = 737.80/x
  3. Step 3: Cross multiply
    2,037.85x = 3,054.33 × 737.80
  4. Step 4: Simplify right side
    2,037.85x = 2,253,477.04
  5. Step 5: Solve for x
    x = 2,253,477.04/2,037.85
  6. Step 6: Final answer
    x = 1,105.81

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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.