Home / 1,453.41-2,177.94-1,195.20

Finding the Fourth Proportional to 1,453.41, 2,177.94 and 1,195.20

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Solution

The fourth proportional to 1,453.41, 2,177.94 and 1,195.20 is: 1,791.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453.41 : 2,177.94 = 1,195.20 : x
  2. Step 2: Convert to fraction form
    1,453.41/2,177.94 = 1,195.20/x
  3. Step 3: Cross multiply
    1,453.41x = 2,177.94 × 1,195.20
  4. Step 4: Simplify right side
    1,453.41x = 2,603,073.89
  5. Step 5: Solve for x
    x = 2,603,073.89/1,453.41
  6. Step 6: Final answer
    x = 1,791.01

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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.