Home / 5,082.21-7,622.28-1,795.41

Finding the Fourth Proportional to 5,082.21, 7,622.28 and 1,795.41

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Solution

The fourth proportional to 5,082.21, 7,622.28 and 1,795.41 is: 2,692.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082.21 : 7,622.28 = 1,795.41 : x
  2. Step 2: Convert to fraction form
    5,082.21/7,622.28 = 1,795.41/x
  3. Step 3: Cross multiply
    5,082.21x = 7,622.28 × 1,795.41
  4. Step 4: Simplify right side
    5,082.21x = 13,685,117.73
  5. Step 5: Solve for x
    x = 13,685,117.73/5,082.21
  6. Step 6: Final answer
    x = 2,692.75

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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.