Home / 3,462.35-5,191.85-1,613.03

Finding the Fourth Proportional to 3,462.35, 5,191.85 and 1,613.03

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Solution

The fourth proportional to 3,462.35, 5,191.85 and 1,613.03 is: 2,418.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462.35 : 5,191.85 = 1,613.03 : x
  2. Step 2: Convert to fraction form
    3,462.35/5,191.85 = 1,613.03/x
  3. Step 3: Cross multiply
    3,462.35x = 5,191.85 × 1,613.03
  4. Step 4: Simplify right side
    3,462.35x = 8,374,601.74
  5. Step 5: Solve for x
    x = 8,374,601.74/3,462.35
  6. Step 6: Final answer
    x = 2,418.76

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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.