Home / 1,363.12-2,039.36-1,197.27

Finding the Fourth Proportional to 1,363.12, 2,039.36 and 1,197.27

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Solution

The fourth proportional to 1,363.12, 2,039.36 and 1,197.27 is: 1,791.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363.12 : 2,039.36 = 1,197.27 : x
  2. Step 2: Convert to fraction form
    1,363.12/2,039.36 = 1,197.27/x
  3. Step 3: Cross multiply
    1,363.12x = 2,039.36 × 1,197.27
  4. Step 4: Simplify right side
    1,363.12x = 2,441,648.36
  5. Step 5: Solve for x
    x = 2,441,648.36/1,363.12
  6. Step 6: Final answer
    x = 1,791.23

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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.