Home / 1,195.94-1,789.79-1,010.05

Finding the Fourth Proportional to 1,195.94, 1,789.79 and 1,010.05

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Solution

The fourth proportional to 1,195.94, 1,789.79 and 1,010.05 is: 1,511.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195.94 : 1,789.79 = 1,010.05 : x
  2. Step 2: Convert to fraction form
    1,195.94/1,789.79 = 1,010.05/x
  3. Step 3: Cross multiply
    1,195.94x = 1,789.79 × 1,010.05
  4. Step 4: Simplify right side
    1,195.94x = 1,807,767.86
  5. Step 5: Solve for x
    x = 1,807,767.86/1,195.94
  6. Step 6: Final answer
    x = 1,511.58

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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.