Home / 4,972.62-6,862.38-2,734.58

Finding the Fourth Proportional to 4,972.62, 6,862.38 and 2,734.58

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Solution

The fourth proportional to 4,972.62, 6,862.38 and 2,734.58 is: 3,773.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.62 : 6,862.38 = 2,734.58 : x
  2. Step 2: Convert to fraction form
    4,972.62/6,862.38 = 2,734.58/x
  3. Step 3: Cross multiply
    4,972.62x = 6,862.38 × 2,734.58
  4. Step 4: Simplify right side
    4,972.62x = 18,765,692.79
  5. Step 5: Solve for x
    x = 18,765,692.79/4,972.62
  6. Step 6: Final answer
    x = 3,773.80

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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.