Home / 3,171.53-4,760.18-1,692.01

Finding the Fourth Proportional to 3,171.53, 4,760.18 and 1,692.01

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Solution

The fourth proportional to 3,171.53, 4,760.18 and 1,692.01 is: 2,539.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171.53 : 4,760.18 = 1,692.01 : x
  2. Step 2: Convert to fraction form
    3,171.53/4,760.18 = 1,692.01/x
  3. Step 3: Cross multiply
    3,171.53x = 4,760.18 × 1,692.01
  4. Step 4: Simplify right side
    3,171.53x = 8,054,258.44
  5. Step 5: Solve for x
    x = 8,054,258.44/3,171.53
  6. Step 6: Final answer
    x = 2,539.55

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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.