Home / 3,247.59-4,481.78-1,850.25

Finding the Fourth Proportional to 3,247.59, 4,481.78 and 1,850.25

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Solution

The fourth proportional to 3,247.59, 4,481.78 and 1,850.25 is: 2,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.59 : 4,481.78 = 1,850.25 : x
  2. Step 2: Convert to fraction form
    3,247.59/4,481.78 = 1,850.25/x
  3. Step 3: Cross multiply
    3,247.59x = 4,481.78 × 1,850.25
  4. Step 4: Simplify right side
    3,247.59x = 8,292,404.19
  5. Step 5: Solve for x
    x = 8,292,404.19/3,247.59
  6. Step 6: Final answer
    x = 2,553.40

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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.