Home / 2,680.08-4,010.88-1,692.44

Finding the Fourth Proportional to 2,680.08, 4,010.88 and 1,692.44

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Solution

The fourth proportional to 2,680.08, 4,010.88 and 1,692.44 is: 2,532.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680.08 : 4,010.88 = 1,692.44 : x
  2. Step 2: Convert to fraction form
    2,680.08/4,010.88 = 1,692.44/x
  3. Step 3: Cross multiply
    2,680.08x = 4,010.88 × 1,692.44
  4. Step 4: Simplify right side
    2,680.08x = 6,788,173.75
  5. Step 5: Solve for x
    x = 6,788,173.75/2,680.08
  6. Step 6: Final answer
    x = 2,532.83

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1.5x scale

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.