Home / 1,180.97-1,771.55-1,164.98

Finding the Fourth Proportional to 1,180.97, 1,771.55 and 1,164.98

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Solution

The fourth proportional to 1,180.97, 1,771.55 and 1,164.98 is: 1,747.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180.97 : 1,771.55 = 1,164.98 : x
  2. Step 2: Convert to fraction form
    1,180.97/1,771.55 = 1,164.98/x
  3. Step 3: Cross multiply
    1,180.97x = 1,771.55 × 1,164.98
  4. Step 4: Simplify right side
    1,180.97x = 2,063,805.64
  5. Step 5: Solve for x
    x = 2,063,805.64/1,180.97
  6. Step 6: Final answer
    x = 1,747.56

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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.