Home / 3,378.22-5,097.79-3,256.18

Finding the Fourth Proportional to 3,378.22, 5,097.79 and 3,256.18

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Solution

The fourth proportional to 3,378.22, 5,097.79 and 3,256.18 is: 4,913.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.22 : 5,097.79 = 3,256.18 : x
  2. Step 2: Convert to fraction form
    3,378.22/5,097.79 = 3,256.18/x
  3. Step 3: Cross multiply
    3,378.22x = 5,097.79 × 3,256.18
  4. Step 4: Simplify right side
    3,378.22x = 16,599,321.84
  5. Step 5: Solve for x
    x = 16,599,321.84/3,378.22
  6. Step 6: Final answer
    x = 4,913.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.