Home / 2,769.62-4,153.89-1,037.90

Finding the Fourth Proportional to 2,769.62, 4,153.89 and 1,037.90

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Solution

The fourth proportional to 2,769.62, 4,153.89 and 1,037.90 is: 1,556.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.62 : 4,153.89 = 1,037.90 : x
  2. Step 2: Convert to fraction form
    2,769.62/4,153.89 = 1,037.90/x
  3. Step 3: Cross multiply
    2,769.62x = 4,153.89 × 1,037.90
  4. Step 4: Simplify right side
    2,769.62x = 4,311,322.43
  5. Step 5: Solve for x
    x = 4,311,322.43/2,769.62
  6. Step 6: Final answer
    x = 1,556.65

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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.