Home / 3,520.98-4,855.17-2,967.55

Finding the Fourth Proportional to 3,520.98, 4,855.17 and 2,967.55

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Solution

The fourth proportional to 3,520.98, 4,855.17 and 2,967.55 is: 4,092.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.98 : 4,855.17 = 2,967.55 : x
  2. Step 2: Convert to fraction form
    3,520.98/4,855.17 = 2,967.55/x
  3. Step 3: Cross multiply
    3,520.98x = 4,855.17 × 2,967.55
  4. Step 4: Simplify right side
    3,520.98x = 14,407,958.72
  5. Step 5: Solve for x
    x = 14,407,958.72/3,520.98
  6. Step 6: Final answer
    x = 4,092.03

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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.