Home / 3,261.66-4,500.33-2,201.39

Finding the Fourth Proportional to 3,261.66, 4,500.33 and 2,201.39

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Solution

The fourth proportional to 3,261.66, 4,500.33 and 2,201.39 is: 3,037.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.66 : 4,500.33 = 2,201.39 : x
  2. Step 2: Convert to fraction form
    3,261.66/4,500.33 = 2,201.39/x
  3. Step 3: Cross multiply
    3,261.66x = 4,500.33 × 2,201.39
  4. Step 4: Simplify right side
    3,261.66x = 9,906,981.46
  5. Step 5: Solve for x
    x = 9,906,981.46/3,261.66
  6. Step 6: Final answer
    x = 3,037.40

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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.