Home / 5,222.08-7,201.68-3,517.60

Finding the Fourth Proportional to 5,222.08, 7,201.68 and 3,517.60

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Solution

The fourth proportional to 5,222.08, 7,201.68 and 3,517.60 is: 4,851.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.08 : 7,201.68 = 3,517.60 : x
  2. Step 2: Convert to fraction form
    5,222.08/7,201.68 = 3,517.60/x
  3. Step 3: Cross multiply
    5,222.08x = 7,201.68 × 3,517.60
  4. Step 4: Simplify right side
    5,222.08x = 25,332,629.57
  5. Step 5: Solve for x
    x = 25,332,629.57/5,222.08
  6. Step 6: Final answer
    x = 4,851.06

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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.