Home / 1,254.62-1,883.48-1,190.04

Finding the Fourth Proportional to 1,254.62, 1,883.48 and 1,190.04

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Solution

The fourth proportional to 1,254.62, 1,883.48 and 1,190.04 is: 1,786.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254.62 : 1,883.48 = 1,190.04 : x
  2. Step 2: Convert to fraction form
    1,254.62/1,883.48 = 1,190.04/x
  3. Step 3: Cross multiply
    1,254.62x = 1,883.48 × 1,190.04
  4. Step 4: Simplify right side
    1,254.62x = 2,241,410.59
  5. Step 5: Solve for x
    x = 2,241,410.59/1,254.62
  6. Step 6: Final answer
    x = 1,786.53

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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.