Home / 3,433.15-5,149.72-2,969.55

Finding the Fourth Proportional to 3,433.15, 5,149.72 and 2,969.55

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Solution

The fourth proportional to 3,433.15, 5,149.72 and 2,969.55 is: 4,454.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.15 : 5,149.72 = 2,969.55 : x
  2. Step 2: Convert to fraction form
    3,433.15/5,149.72 = 2,969.55/x
  3. Step 3: Cross multiply
    3,433.15x = 5,149.72 × 2,969.55
  4. Step 4: Simplify right side
    3,433.15x = 15,292,316.87
  5. Step 5: Solve for x
    x = 15,292,316.87/3,433.15
  6. Step 6: Final answer
    x = 4,454.32

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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.