Home / 1,634.54-2,254.14-1,103.52

Finding the Fourth Proportional to 1,634.54, 2,254.14 and 1,103.52

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Solution

The fourth proportional to 1,634.54, 2,254.14 and 1,103.52 is: 1,521.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634.54 : 2,254.14 = 1,103.52 : x
  2. Step 2: Convert to fraction form
    1,634.54/2,254.14 = 1,103.52/x
  3. Step 3: Cross multiply
    1,634.54x = 2,254.14 × 1,103.52
  4. Step 4: Simplify right side
    1,634.54x = 2,487,488.57
  5. Step 5: Solve for x
    x = 2,487,488.57/1,634.54
  6. Step 6: Final answer
    x = 1,521.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.