Home / 3,613.82-5,410.40-3,384.19

Finding the Fourth Proportional to 3,613.82, 5,410.40 and 3,384.19

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Solution

The fourth proportional to 3,613.82, 5,410.40 and 3,384.19 is: 5,066.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.82 : 5,410.40 = 3,384.19 : x
  2. Step 2: Convert to fraction form
    3,613.82/5,410.40 = 3,384.19/x
  3. Step 3: Cross multiply
    3,613.82x = 5,410.40 × 3,384.19
  4. Step 4: Simplify right side
    3,613.82x = 18,309,794.52
  5. Step 5: Solve for x
    x = 18,309,794.52/3,613.82
  6. Step 6: Final answer
    x = 5,066.60

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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.