Home / 5,759.60-8,635.68-3,161.84

Finding the Fourth Proportional to 5,759.60, 8,635.68 and 3,161.84

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Solution

The fourth proportional to 5,759.60, 8,635.68 and 3,161.84 is: 4,740.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,759.60 : 8,635.68 = 3,161.84 : x
  2. Step 2: Convert to fraction form
    5,759.60/8,635.68 = 3,161.84/x
  3. Step 3: Cross multiply
    5,759.60x = 8,635.68 × 3,161.84
  4. Step 4: Simplify right side
    5,759.60x = 27,304,638.45
  5. Step 5: Solve for x
    x = 27,304,638.45/5,759.60
  6. Step 6: Final answer
    x = 4,740.72

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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.