Home / 2,511.99-3,767.87-1,194.78

Finding the Fourth Proportional to 2,511.99, 3,767.87 and 1,194.78

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Solution

The fourth proportional to 2,511.99, 3,767.87 and 1,194.78 is: 1,792.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.99 : 3,767.87 = 1,194.78 : x
  2. Step 2: Convert to fraction form
    2,511.99/3,767.87 = 1,194.78/x
  3. Step 3: Cross multiply
    2,511.99x = 3,767.87 × 1,194.78
  4. Step 4: Simplify right side
    2,511.99x = 4,501,769.74
  5. Step 5: Solve for x
    x = 4,501,769.74/2,511.99
  6. Step 6: Final answer
    x = 1,792.11

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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.