Home / 3,613.30-5,409.38-3,267.42

Finding the Fourth Proportional to 3,613.30, 5,409.38 and 3,267.42

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Solution

The fourth proportional to 3,613.30, 5,409.38 and 3,267.42 is: 4,891.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613.30 : 5,409.38 = 3,267.42 : x
  2. Step 2: Convert to fraction form
    3,613.30/5,409.38 = 3,267.42/x
  3. Step 3: Cross multiply
    3,613.30x = 5,409.38 × 3,267.42
  4. Step 4: Simplify right side
    3,613.30x = 17,674,716.40
  5. Step 5: Solve for x
    x = 17,674,716.40/3,613.30
  6. Step 6: Final answer
    x = 4,891.57

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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.