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Finding the Fourth Proportional to 2,675.88, 3,692.76 and 1,496.92

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Solution

The fourth proportional to 2,675.88, 3,692.76 and 1,496.92 is: 2,065.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675.88 : 3,692.76 = 1,496.92 : x
  2. Step 2: Convert to fraction form
    2,675.88/3,692.76 = 1,496.92/x
  3. Step 3: Cross multiply
    2,675.88x = 3,692.76 × 1,496.92
  4. Step 4: Simplify right side
    2,675.88x = 5,527,766.30
  5. Step 5: Solve for x
    x = 5,527,766.30/2,675.88
  6. Step 6: Final answer
    x = 2,065.78

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1.5x scale

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.