Home / 3,433.68-5,143.36-2,847.32

Finding the Fourth Proportional to 3,433.68, 5,143.36 and 2,847.32

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Solution

The fourth proportional to 3,433.68, 5,143.36 and 2,847.32 is: 4,265.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.68 : 5,143.36 = 2,847.32 : x
  2. Step 2: Convert to fraction form
    3,433.68/5,143.36 = 2,847.32/x
  3. Step 3: Cross multiply
    3,433.68x = 5,143.36 × 2,847.32
  4. Step 4: Simplify right side
    3,433.68x = 14,644,791.80
  5. Step 5: Solve for x
    x = 14,644,791.80/3,433.68
  6. Step 6: Final answer
    x = 4,265.04

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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.