Home / 2,692.56-4,033.35-1,301.70

Finding the Fourth Proportional to 2,692.56, 4,033.35 and 1,301.70

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Solution

The fourth proportional to 2,692.56, 4,033.35 and 1,301.70 is: 1,949.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692.56 : 4,033.35 = 1,301.70 : x
  2. Step 2: Convert to fraction form
    2,692.56/4,033.35 = 1,301.70/x
  3. Step 3: Cross multiply
    2,692.56x = 4,033.35 × 1,301.70
  4. Step 4: Simplify right side
    2,692.56x = 5,250,211.70
  5. Step 5: Solve for x
    x = 5,250,211.70/2,692.56
  6. Step 6: Final answer
    x = 1,949.90

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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.