Home / 3,433.93-5,145.46-2,609.69

Finding the Fourth Proportional to 3,433.93, 5,145.46 and 2,609.69

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Solution

The fourth proportional to 3,433.93, 5,145.46 and 2,609.69 is: 3,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.93 : 5,145.46 = 2,609.69 : x
  2. Step 2: Convert to fraction form
    3,433.93/5,145.46 = 2,609.69/x
  3. Step 3: Cross multiply
    3,433.93x = 5,145.46 × 2,609.69
  4. Step 4: Simplify right side
    3,433.93x = 13,428,023.26
  5. Step 5: Solve for x
    x = 13,428,023.26/3,433.93
  6. Step 6: Final answer
    x = 3,910.40

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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.