Home / 2,769.99-4,154.88-1,015.38

Finding the Fourth Proportional to 2,769.99, 4,154.88 and 1,015.38

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Solution

The fourth proportional to 2,769.99, 4,154.88 and 1,015.38 is: 1,523.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.99 : 4,154.88 = 1,015.38 : x
  2. Step 2: Convert to fraction form
    2,769.99/4,154.88 = 1,015.38/x
  3. Step 3: Cross multiply
    2,769.99x = 4,154.88 × 1,015.38
  4. Step 4: Simplify right side
    2,769.99x = 4,218,782.05
  5. Step 5: Solve for x
    x = 4,218,782.05/2,769.99
  6. Step 6: Final answer
    x = 1,523.03

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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.