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Finding the Fourth Proportional to 4,494.97, 6,742.09 and 1,208.05

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Solution

The fourth proportional to 4,494.97, 6,742.09 and 1,208.05 is: 1,811.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,494.97 : 6,742.09 = 1,208.05 : x
  2. Step 2: Convert to fraction form
    4,494.97/6,742.09 = 1,208.05/x
  3. Step 3: Cross multiply
    4,494.97x = 6,742.09 × 1,208.05
  4. Step 4: Simplify right side
    4,494.97x = 8,144,781.82
  5. Step 5: Solve for x
    x = 8,144,781.82/4,494.97
  6. Step 6: Final answer
    x = 1,811.98

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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.