Home / 2,767.54-4,151.83-1,207.54

Finding the Fourth Proportional to 2,767.54, 4,151.83 and 1,207.54

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Solution

The fourth proportional to 2,767.54, 4,151.83 and 1,207.54 is: 1,811.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.54 : 4,151.83 = 1,207.54 : x
  2. Step 2: Convert to fraction form
    2,767.54/4,151.83 = 1,207.54/x
  3. Step 3: Cross multiply
    2,767.54x = 4,151.83 × 1,207.54
  4. Step 4: Simplify right side
    2,767.54x = 5,013,500.80
  5. Step 5: Solve for x
    x = 5,013,500.80/2,767.54
  6. Step 6: Final answer
    x = 1,811.54

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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.