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Finding the Fourth Proportional to 1,454.88, 2,008.49 and 1,104.96

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Solution

The fourth proportional to 1,454.88, 2,008.49 and 1,104.96 is: 1,525.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.88 : 2,008.49 = 1,104.96 : x
  2. Step 2: Convert to fraction form
    1,454.88/2,008.49 = 1,104.96/x
  3. Step 3: Cross multiply
    1,454.88x = 2,008.49 × 1,104.96
  4. Step 4: Simplify right side
    1,454.88x = 2,219,295.59
  5. Step 5: Solve for x
    x = 2,219,295.59/1,454.88
  6. Step 6: Final answer
    x = 1,525.41

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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.