Home / 1,634.55-2,448.73-1,267.54

Finding the Fourth Proportional to 1,634.55, 2,448.73 and 1,267.54

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Solution

The fourth proportional to 1,634.55, 2,448.73 and 1,267.54 is: 1,898.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634.55 : 2,448.73 = 1,267.54 : x
  2. Step 2: Convert to fraction form
    1,634.55/2,448.73 = 1,267.54/x
  3. Step 3: Cross multiply
    1,634.55x = 2,448.73 × 1,267.54
  4. Step 4: Simplify right side
    1,634.55x = 3,103,863.22
  5. Step 5: Solve for x
    x = 3,103,863.22/1,634.55
  6. Step 6: Final answer
    x = 1,898.91

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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.