Home / 5,336.78-7,363.22-3,449.47

Finding the Fourth Proportional to 5,336.78, 7,363.22 and 3,449.47

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Solution

The fourth proportional to 5,336.78, 7,363.22 and 3,449.47 is: 4,759.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336.78 : 7,363.22 = 3,449.47 : x
  2. Step 2: Convert to fraction form
    5,336.78/7,363.22 = 3,449.47/x
  3. Step 3: Cross multiply
    5,336.78x = 7,363.22 × 3,449.47
  4. Step 4: Simplify right side
    5,336.78x = 25,399,170.84
  5. Step 5: Solve for x
    x = 25,399,170.84/5,336.78
  6. Step 6: Final answer
    x = 4,759.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.