Home / 3,609.29-5,403.39-3,263.42

Finding the Fourth Proportional to 3,609.29, 5,403.39 and 3,263.42

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Solution

The fourth proportional to 3,609.29, 5,403.39 and 3,263.42 is: 4,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.29 : 5,403.39 = 3,263.42 : x
  2. Step 2: Convert to fraction form
    3,609.29/5,403.39 = 3,263.42/x
  3. Step 3: Cross multiply
    3,609.29x = 5,403.39 × 3,263.42
  4. Step 4: Simplify right side
    3,609.29x = 17,633,530.99
  5. Step 5: Solve for x
    x = 17,633,530.99/3,609.29
  6. Step 6: Final answer
    x = 4,885.60

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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.