Home / 3,474.39-5,205.05-1,717.35

Finding the Fourth Proportional to 3,474.39, 5,205.05 and 1,717.35

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Solution

The fourth proportional to 3,474.39, 5,205.05 and 1,717.35 is: 2,572.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.39 : 5,205.05 = 1,717.35 : x
  2. Step 2: Convert to fraction form
    3,474.39/5,205.05 = 1,717.35/x
  3. Step 3: Cross multiply
    3,474.39x = 5,205.05 × 1,717.35
  4. Step 4: Simplify right side
    3,474.39x = 8,938,892.62
  5. Step 5: Solve for x
    x = 8,938,892.62/3,474.39
  6. Step 6: Final answer
    x = 2,572.79

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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.